Seattle Mariners minor league players

Below is a partial list of minor league baseball players in the Seattle Mariners system.

Players

Michael Arroyo

Michael Arroyo
Seattle Mariners
Infielder
Born: (2004-10-22) October 22, 2004 Cartagena, Colombia
Bats: Right Throws: Right

Michael Arroyo (born November 3, 2004) is a Colombian professional baseball infielder in the Seattle Mariners organization.

Arroyo signed with the Seattle Mariners as an international free agent in January 2022. He made his professional debut that year with the Dominican Summer League Mariners.

Arroyo started 2023 with the Arizona Complex League Mariners before being promoted to the Modesto Nuts. He started 2024 with Modesto for being promoted to the Everett AquaSox.

• Career statistics from Baseball Reference (Minors)

Blas Castano

Blas Castano
Seattle Mariners
Pitcher
Born: (1998-09-08) September 8, 1998 Espaillat, Dominican Republic
Bats: Right Throws: Right

Blas Castano (born September 8, 1998) is a Dominican professional baseball pitcher for the Seattle Mariners of Major League Baseball (MLB).

Castano split the 2024 campaign between the Double–A Arkansas Travelers and Triple–A Tacoma Rainiers. In 29 games (26 starts) for the two affiliates, he accumulated a 5–8 record and 4.38 ERA with 108 strikeouts across 125+1⁄3 innings pitched. On November 4, 2024, the Mariners added Castano to their 40-man roster to prevent him from reaching minor league free agency.

• Career statistics from Baseball Reference (Minors)

Taylor Dollard

Taylor Dollard
Seattle Mariners
Pitcher
Born: (1999-02-17) February 17, 1999 Sherman Oaks, California
Bats: Right Throws: Right

Taylor Joseph Dollard (born February 17, 1999) is an American professional baseball pitcher in the Seattle Mariners organization.

Dollard attended Crespi Carmelite High School in Encino, Los Angeles, California. As a junior in 2016, he went 2-4 with a 3.38 ERA over 12 appearances, and as a senior in 2017, he went 2-0 with a 1.43 ERA and 42 strikeouts over 29+1⁄3 innings. He went unselected out of high school in the 2017 Major League Baseball draft, and enrolled at Cal Poly San Luis Obispo to play college baseball.

Dollard made 19 appearance as a freshman at Cal Poly in 2018 and posted a 2.43 ERA. In 2019, his sophomore year, he made 19 relief appearances and went 5-0 with a 2.89 ERA and 48 strikeouts over 43+2⁄3 innings. After the 2019 season, Dollard played collegiate summer baseball in the Cape Cod Baseball League with for the Yarmouth-Dennis Red Sox. He made four starts in 2020 before the season was cancelled due to the COVID-19 pandemic. Dollard was selected by the Seattle Mariners in the fifth round of the shortened 2020 Major League Baseball draft with the 137th overall selection. He signed for $406,000.

Dollard made his professional debut in 2021 with the Modesto Nuts and was promoted to the Everett AquaSox during the season. Over 19 games (18 starts) between the two teams, he went 9-4 with a 5.14 ERA and 133 strikeouts over 105 innings. He played the 2022 season with the Arkansas Travelers. Over 27 starts, he went 16-2 with a 2.25 ERA and 131 strikeouts over 144 innings. He led the minor leagues in wins.

To open the 2023 season, he was assigned to the Tacoma Rainiers. Dollard made only three starts for Tacoma, logging a 7.56 ERA across 8+1⁄3 innings, before he was placed on the injured list with a shoulder impingement on April 26. On June 27, it was announced that Dollard would undergo labrum surgery and miss the remainder of the season. Dollard was assigned to Tacoma to open the 2024 season, but made only three appearances before being placed on the injured list.

• Career statistics from Baseball Reference (Minors)

Nick Dunn

Nick Dunn
Seattle Mariners
Second baseman
Born: (1997-01-29) January 29, 1997 Sunbury, Pennsylvania, U.S.
Bats: Left Throws: Right

Nicholas Dunn (born January 29, 1997) is an American professional baseball second baseman in the Seattle Mariners organization.

Dunn attended Shikellamy High School in Sunbury, Pennsylvania. In 2015, as a senior, he batted .477 with seven home runs and 32 RBIs. After graduating, he spent the summer playing in the Cal Ripken Collegiate Baseball League for the Silver Spring–Takoma Thunderbolts.

Dunn played college baseball at the University of Maryland. In 2016 and 2017, he played collegiate summer baseball for the Brewster Whitecaps of the Cape Cod Baseball League, where he was named a league all-star in 2016, and won the league's playoff MVP award in 2017. As a senior in 2018, he hit .330 with ten home runs and 39 RBIs and was named a second-team All-American. After the season, he was selected by the St. Louis Cardinals in the fifth round of the 2018 Major League Baseball draft.

Dunn made his professional debut in 2018 State College Spikes and also played for the Peoria Chiefs, batting .253 with three home runs and 35 RBIs over 65 games. In 2019, he played with Peoria, hitting .247 with three home runs and 38 RBIs over 104 games. He did not play a minor league game in 2020 due to the cancellation of the season caused by the COVID-19 pandemic. In 2021, he played for the Springfield Cardinals and hit .259 with six home runs and 36 RBIs over 95 games, and he returned to Springfield in 2022, hitting .271 with seven home runs and 44 RBIs over 112 games. Dunn opened the 2023 season with Springfield. In late July, he was promoted to the Memphis Redbirds. Over 124 games between the two teams, he slashed .319/.413/.442 with nine home runs, sixty RBIs, and 25 doubles.

On October 15, 2024, Dunn signed a minor league contract with the Seattle Mariners.

• Maryland Terrapins bio

• Career statistics from Baseball Reference (Minors)

Jonny Farmelo

Jonny Farmelo
Seattle Mariners
Outfielder
Born: (2004-09-09) September 9, 2004 Centreville, Virginia
Bats: Left Throws: Right

Jonathan Thomas Farmelo (born September 9, 2004) is an American professional baseball outfielder in the Seattle Mariners organization.

Farmelo attended Westfield High School in Fairfax County, Virginia. In his high school career, he recorded a .385 batting average, seven home runs, and 29 RBI's, in 48 career games. As a senior, Farmelo batted .478. Farmelo was committed to play college baseball at the University of Virginia.

Farmelo was selected 29th overall by the Seattle Mariners in the 2023 Major League Baseball draft. He signed with the Mariners on July 17, 2023 for an over-slot bonus of $3,200,000. He joined the roster of the Modesto Nuts, Single-A affiliate of the Mariners, for the 2023 play-offs and played as an outfielder.

• Career statistics from Baseball Reference (Minors)

Lázaro Montes

Lázaro Montes
Seattle Mariners
Outfielder
Born: (2004-10-22) October 22, 2004 La Habana, Cuba
Bats: Left Throws: Right

Lázaro Yosmel Montes (born October 22, 2004) is a Cuban professional baseball outfielder in the Seattle Mariners organization.

Montes signed with the Seattle Mariners as an international free agent in January 2022. He made his professional debut that year with the Dominican Summer League Mariners.

Montes started 2023 with the Arizona Complex League Mariners before being promoted to the Modesto Nuts.

• Career statistics from MLB, or ESPN, or Fangraphs, or Baseball Reference (Minors)

Michael Morales

Michael Morales
Seattle Mariners
Pitcher
Born: (2002-08-13) August 13, 2002 Enola, Pennsylvania, U.S.
Bats: Right Throws: Right

Michael Paul Morales (born August 13, 2002) is an American professional baseball pitcher in the Seattle Mariners organization.

Morales attended East Pennsboro High School in East Pennsboro Township, Pennsylvania. He was selected by the Seattle Mariners in the third round of the 2021 Major League Baseball draft.

Morales made professional in 2021 with the Arizona Complex League Mariners. He pitched 2022 and 2023 with the Modesto Nuts. He started 2024 with the Everett Aquasox before being promoted to the Arkansas Travelers.

• Career statistics from Baseball Reference (Minors)

Tai Peete

Tai Peete
Seattle Mariners
Third baseman
Born: (2005-08-11) August 11, 2005 Riverdale, Georgia, U.S.
Bats: Left Throws: Right

Tai Jordan Peete (born August 11, 2005) is an American professional baseball third baseman in the Seattle Mariners organization.

Peete grew up in Tyrone, Georgia and attended Trinity Christian School. As a junior, he racked up an average of .400 with 4 home runs, 5 doubles, a triples & 12 RBIs. But prior to that however, he represented the Southeast Region team in the 2018 Little League World Series and batted .409. He was named the 2023 Region 4-4A Player of the Year & 2023 Rawlings-Perfect Game Preseason All-Region First Team (Southeast) after his senior year when he batted .444 with 12 home runs, 7 doubles, 4 triples & 36 RBIs. Peete has committed to play baseball at Georgia Tech.

Peete was selected by the Seattle Mariners in the Competitive Balance A Round, with the 30th overall selection, of the 2023 Major League Baseball draft. On July 18, 2023, He signed with The Mariners to an over slot deal worth $2.5 million. Peete started his professional career the same month with the ACL Mariners by playing 10 games and recorded with a batting average of .351 with 13 high & 6 RBIs. Later in the season, he was sent up to the Modesto Nuts & contributed with an batting average of .242 with 15 hits and 14 RBIs, including his first 2 home runs of his career. Both of which, resulted in grand slams.

• Career statistics from Baseball Reference (Minors)

Cole Phillips

Cole Phillips
Seattle Mariners
Pitcher
Born: (2003-05-26) May 26, 2003 San Diego, California
Bats: Right Throws: Right

Cole William Phillips (born May 26, 2003) is an American professional baseball pitcher for the Seattle Mariners organization.

Cole attended Boerne High School in Boerne, Texas. The Atlanta Braves selected Phillips in the second round of the 2022 MLB draft.

On December 3, 2023, the Braves traded Phillips and Jackson Kowar to the Seattle Mariners for Jarred Kelenic, Marco Gonzales, and Evan White. However, prior to the 2024 season, he underwent Tommy John surgery, ending his season before it began.

• Career statistics from Baseball Reference (Minors)

Kaden Polcovich

Kaden Polcovich
Seattle Mariners – No. 86
Second baseman
Born: (1999-02-21) February 21, 1999 Edmond, Oklahoma
Bats: Switch Throws: Right

Kaden James Polcovich (born February 21, 1999) is an American professional baseball second baseman in the Seattle Mariners organization.

Polcovich attended Deer Creek High School in Edmond, Oklahoma. After his junior year 2016 in which he batted .321 with 26 RBIs, he committed to play college baseball at the University of Kentucky. Polcovich went unselected in the 2017 Major League Baseball draft, and enrolled at Kentucky.

Polcovich was dismissed from the Kentucky baseball team during the first semester of his freshman year, and thus did not make an appearance for them. He left Kentucky, and then enrolled at Northwest Florida State College where he hit .280 with three home runs, 18 RBIs, and 13 stolen bases over forty games as a freshman in 2018 while then batting .273 with 12 home runs and 38 RBIs over 53 games as a sophomore in 2019. After his sophomore year in 2019, he played collegiate summer baseball with the Chatham Anglers of the Cape Cod Baseball League and was named a league all-star. He also transferred to Oklahoma State University. As a junior at Oklahoma State in 2020, he batted .344 with two home runs over 21 games before the season was cancelled due to the COVID-19 pandemic. He was selected by the Seattle Mariners in the third round (78th overall) of the 2020 Major League Baseball draft and signed.

Polcovich made his professional debut in 2021 with the Everett AquaSox of the High-A West with whom he batted .271/.415/.505 with ten home runs, 47 RBIs, and 16 stolen bases over 58 games. He was promoted to the Arkansas Travelers of the Double-A South in late July, slashing .133/.242/.211 with two home runs, 14 RBIs, and four doubles over 36 games to end the season. He returned to Arkansas for the 2022 season. Over 118 games, he batted .242/.345/.386 with 12 home runs, sixty RBIs, and 18 stolen bases.

Polcovich's father, Kevin played in Major League Baseball for the Pittsburgh Pirates in 1997 and 1998.

• Career statistics from Baseball Reference (Minors)

Alberto Rodríguez

Alberto Rodríguez
Free agent
Outfielder
Born: (2000-10-06) October 6, 2000 Cotuí, Dominican Republic
Bats: Left Throws: Left

Alberto Rodríguez (born October 6, 2000) is a Dominican Republic professional baseball outfielder who is a free agent.

Rodríguez signed with the Toronto Blue Jays as an international free agent in 2017. After the 2020 season, the Blue Jays traded Rodríguez to the Seattle Mariners as the player to be named later in the trade for Taijuan Walker after the 2020 season.

On November 18, 2021, the Mariners added Rodríguez to their 40-man roster to protect him from the Rule 5 draft. In 2022, Rodríguez appeared in 119 games for the High-A Everett AquaSox, slashing .261/.336/.396 with 10 home runs and 46 RBI.

On January 17, 2023, Rodríguez was designated for assignment by Seattle following the acquisition of J. B. Bukauskas. On January 24, Rodríguez cleared waivers and was sent outright to High-A Everett.

On November 6, 2024, he elected free agency.

• Career statistics from Baseball Reference (Minors)

Ben Williamson

Ben Williamson
Seattle Mariners
Third baseman
Born: (2000-11-05) November 5, 2000 Fairfax, Virginia
Bats: Right Throws: Right

Benjamin Andrew Williamson (born November 5, 2000) is an American professional baseball third baseman in the Seattle Mariners organization.

In Williamson's career he made First Team All-CAA three times (2021–2023), in the process becoming the first player in William & Mary's history to be named to the CAA's First Team for three straight years. He also won the CAA Defensive Player of the Year in 2022 after having a .975 fielding percentage. The 2023 season was the best for Williamson where he had a .391 batting average, and a .513 on base percentage, slugging 12 home runs, and 49 RBI's, while also stealing 14 bases. For his performance on the year he was named CAA Player of the Year. In 2023, he played collegiate summer baseball with the Hyannis Harbor Hawks of the Cape Cod Baseball League.

Williamson was selected by the Seattle Mariners in the second round, with the 57th overall selection, of the 2023 Major League Baseball draft. On July 14, 2023, Williamson signed with the Mariners for an under slot deal worth $600,000.

• Career statistics from Baseball Reference (Minors)

Full Triple-A to Rookie League rosters

Triple-A

Tacoma Rainiers roster

Players				Coaches/Other
Pitchers 34 Cody Bolton *  3 Blas Castano 29 Chris Devenski * 38 Josh Fleming 51 Jesse Hahn 20 Emerson Hancock * 27 Jonathan Hernández 37 Jordan Holloway 50 Rob Kaminsky 47 Trevor Kelley 43 Joey Krehbiel 45 Casey Lawrence 35 Michael Mariot 22 Kirby Snead 14 Gabe Speier * 16 Carlos Vargas *		Catchers 30 Andruw Salcedo 46 Beau Taylor ~ 33 Seby Zavala Infielders  1 Ryan Bliss * 23 Tyler Locklear * 21 Michael Papierski 28 Jake Slaughter    Terrin Vavra 36 Jason Vosler * 10 Logan Warmoth Outfielders  4 Dominic Canzone *  2 Cade Marlowe * 13 Nick Solak  6 Samad Taylor *  8 Rhylan Thomas		Manager  7 John Russell Coaches 53 Jairo Cuevas (pitching)  5 Eric Farris (bench) 55 Shawn O'Malley (hitting) 60-day injured list 79 Taylor Dollard    Leon Hunter Jr.  9 Spencer Packard 67 Hansel Robles 7-day injured list * On Seattle Mariners 40-man roster ~ Development list # Rehab assignment ∞ Reserve list ‡ Restricted list § Suspended list † Temporarily inactive list Roster updated September 5, 2024 Transactions → More rosters: MiLB • Pacific Coast League → Seattle Mariners minor league players

Double-A

Arkansas Travelers roster

Players				Coaches/Other
Pitchers  9 Raúl Alcantara 29 Peyton Alford 21 Luis Curvelo 19 Garrett Davila 23 Logan Evans 32 Brandyn Garcia 22 Logan Gragg 34 Jake Haberer 16 Kyle Hill ~ 43 Jimmy Joyce 90 Jimmy Kingsbury ~ 27 Travis Kuhn 28 Juan Mercedes 26 Michael Morales 17 Reid Morgan 10 Jason Ruffcorn 82 Reid VanScoter 20 Danny Wirchansky		Catchers 15 Jake Anchia  7 Harry Ford Infielders  3 Kaden Polcovich 30 Blake Rambusch 13 Ben Ramirez  4 Brock Rodden 14 Ben Williamson 18 Hogan Windish  1 Cole Young Outfielders  6 Victor Labrada  5 Jared Oliva 25 Alberto Rodríguez 12 Jared Sundstrom		Manager 39 Michael Fransoso Coaches  2 Luis Caballero (bench) 41 Josh Morgan (first base) 40 Michael Peoples (pitching) 37 Jose Umbria (bench) 7-day injured list * On Seattle Mariners 40-man roster ~ Development list # Rehab assignment ∞ Reserve list ‡ Restricted list § Suspended list † Temporarily inactive list Roster updated September 24, 2024 Transactions → More rosters: MiLB • Texas League → Seattle Mariners minor league players

High-A

Everett AquaSox roster

Players				Coaches/Other
Pitchers 20 Juan Burgos 18 Tyler Cleveland 13 Ty Cummings 48 Gleiner Diaz 15 Ryan Hawks 39 Joseph Hernandez 14 Chris Jefferson 10 Jimmy Kingsbury 25 Holden Laws 32 Nick Payero 40 Shaddon Peavyhouse 17 Marcelo Perez 37 Stefan Raeth 46 Allan Saathoff 30 Gabriel Sosa 23 Anthony Tomczak 28 C.J. Widger		Catchers 19 Freuddy Batista  9 Connor Charping 27 Andrew Miller Infielders  8 Michael Arroyo 16 Caleb Cali  1 Colt Emerson 29 Hunter Fitz-Gerald 11 Josh Hood 38 Gabriel Moncada  5 Axel Sanchez Outfielders  6 Colin Davis  7 Bill Knight 22 Lázaro Montes  4 Jared Sundstrom		Manager 12 Ryan Scott Coaches 31 Seth Mejias-Brean (hitting) 56 Cameron Ming (pitching)  2 Sergio Plasencia (bench) 60-day injured list 28 Nick Davila 89 Ty Duvall    Jordan Jackson    Brandon Schaeffer 7-day injured list * On Seattle Mariners 40-man roster ~ Development list # Rehab assignment ∞ Reserve list ‡ Restricted list § Suspended list † Temporarily inactive list Roster updated September 5, 2024 Transactions → More rosters: MiLB • Northwest League → Seattle Mariners minor league players

Single-A

Modesto Nuts roster

Players				Coaches/Other
Pitchers 12 Charlie Beilenson 36 Gage Boehm 33 Hunter Cranton 31 Elijah Dale  3 German Fajardo 17 Walter Ford 12 Tyler Gough 37 Ashton Izzi 38 Pedro Da Costa Lemos 14 Trevor Long 44 Aneury Lora 16 Teddy McGraw 39 Jean Munoz ~ 35 Anyelo Ovando 23 Brayan Perez 40 Adrian Quintana 43 Will Riley    Yeury Tatiz ‡ 20 Evan Truitt 21 Jesse Wainscott 53 Jack White		Catchers 45 Jose Caguana 30 Josh Caron 13 Junior Gonzalez ~ Infielders  8 Ricardo Cova  4 Carter Dorighi 19 Brandon Eike  9 Charlie Pagliarini  7 Tai Peete  5 Milkar Perez    Austin St. Laurent 10 Luis Suisbel Outfielders 22 Anthony Donofrio 15 Carlos Jimenez 25 Carson Jones  6 Curtis Washington Jr.		Manager 18 Zach Vincej Coaches 48 Jordan Cowan (hitting) 32 Hecmart Nieves (bench) 41 Jake Witt (pitching) 60-day injured list    Riley Davis (full season) 89 Jonny Farmelo 89 Jose Geraldo 7-day injured list * On Seattle Mariners 40-man roster ~ Development list # Rehab assignment ∞ Reserve list ‡ Restricted list § Suspended list † Temporarily inactive list Roster updated September 5, 2024 Transactions → More rosters: MiLB • California League → Seattle Mariners minor league players

Rookie

Arizona Complex League Mariners roster

Players				Coaches/Other
Pitchers 46 Yensy Bello 38 Jordan Jackson # 27 Aneury Lora 23 Jeter Martinez -- Harold Melenge 19 Francisco Pazos 12 Juan Pinto 48 Connor Prins 36 Wuilliams Rodriguez 32 Jose Romero 29 Steven Sanchez 15 Roiber Talavera 39 Dylan Wilson 13 Jose Zerpa		Catchers  5 Sebastian De Andrade  7 Carlos Gonzalez Infielders 26 Starlin Aguilar  1 Felnin Celesten 10 Dustin Crenshaw  4 Carter Dorighi 28 Martin Gonzalez 17 Bryant Mendez  2 Dervy Ventura Outfielders  6 Kelvin Alcantara 10 Juan Cruz  3 George Feliz		Manager 12 Luis Caballero Coaches  7 Chase Miller (hitting) 22 Bryan Pall (pitching) 40 Rico Reyes (bench) 60-day injured list   Drake Batcho   Daniel Ouderkirk (full season)   Cole Phillips 7-day injured list * On Seattle Mariners 40-man roster ~ Development list # Rehab assignment ∞ Reserve list ‡ Restricted list § Suspended list † Temporarily inactive list Roster updated August 6, 2024 Transactions → More rosters: MiLB • Arizona Complex League → Seattle Mariners minor league players

Foreign Rookie

Dominican Summer League Mariners roster

Players				Coaches/Other
Pitchers  6 Cristian Aray 46 Gregori Arrieche 37 Juan Cazarez -- Alisson Del Orbe -- Olivier Gomez 30 Anderson Guevara 36 Carlos Jaspe 18 Anderson Jimenez 23 Federik Jimenez  9 Yoryi Jimenez 35 Erick Lanza 40 Danery Meyer 15 Kendal Meza 32 Eliezer Orbe 14 Roberto Perez 10 Jheifer Ramirez 38 Ruben Ramirez 39 Mathias Sato -- Fernando Silvera		Catchers 12 Manuel Baez 41 Gabriel Guanchez 27 German Guilarte 43 Eduardo Ponce Infielders 17 Gustavo Beltran  1 Deuri Castillo  2 Joshua Francis  8 Alexander Garcia 13 Dawel Joseph  3 Zeus Nunez  7 Leandro Romero Outfielders 19 Luis Bolivar 22 Manuel De Cesare 44 Jean C. Gutierrez 50 Kay Robles		Manager   Jose Amancio Coaches   Todd Carroll (pitching)   Devin Fujioka (hitting)   Jesus Galindo (coach)   Guadalupe Jabalera (bench) 60-day injured list -- Deybi Castro 45 Juan Jimenez 20 Ruddy Navarro 34 Eduardo Uscanga 7-day injured list * On Seattle Mariners 40-man roster ~ Development list # Rehab assignment ∞ Reserve list ‡ Restricted list § Suspended list † Temporarily inactive list Roster updated August 6, 2024 Transactions → More rosters: MiLB • Dominican Summer League → Seattle Mariners minor league players