2019 Tiburon Challenger

The 2019 Tiburon Challenger was a professional tennis tournament played on outdoor hard courts. It was the thirteenth edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Tiburon, California, United States, between September 23 and September 29, 2019.

2019 Tiburon Challenger
Date	23–29 September
Edition	13th
Draw	48S / 16D
Surface	Hard
Location	Tiburon, United States
Champions
Singles
Tommy Paul
Doubles
Robert Galloway / Roberto Maytín

Singles main draw entrants

Seeds

Country	Player	Rank1	Seed
USA	Tommy Paul	88	1
USA	Denis Kudla	107	2
USA	Marcos Giron	125	3
ECU	Emilio Gómez	166	4
DEN	Mikael Torpegaard	167	5
USA	Michael Mmoh	168	6
BAR	Darian King	170	7
AUS	Thanasi Kokkinakis	181	8
FRA	Enzo Couacaud	187	9
USA	Christopher Eubanks	190	10
USA	Mitchell Krueger	192	11
CAN	Peter Polansky	200	12
COL	Daniel Elahi Galán	201	13
USA	Thai-Son Kwiatkowski	209	14
USA	Ernesto Escobedo	215	15
USA	Maxime Cressy	228	16

• ¹ Rankings are as of September 16, 2019.

Other entrants

The following players received wildcards into the singles main draw:

• Oliver Crawford
• Brandon Holt
• Brandon Nakashima
• Emilio Nava
• Ondřej Štyler

The following players received entry into the singles main draw using protected rankings:

• Carlos Gómez-Herrera
• Raymond Sarmiento

The following players received entry from the qualifying draw:

• Michael Geerts
• Evan Zhu

Champions

Singles

Main article: 2019 Tiburon Challenger – Singles

• Tommy Paul def. Thanasi Kokkinakis 7–5, 6–7^(3–7), 6–4.

Doubles

Main article: 2019 Tiburon Challenger – Doubles

• Robert Galloway / Roberto Maytín def. JC Aragone / Darian King 6–2, 7–5.