2010 Connecticut Senate election

The 2010 Connecticut Senate election was held on Tuesday, November 2, 2010, to elect members to the Connecticut State Senate, one from each of the state's 36 Senatorial districts. The date of this the election corresponded with other elections in the state, including ones for governor, U.S. Senate, and the Connecticut House of Representatives.

2010 Connecticut State Senate election

November 2, 2010
All 36 seats in the Connecticut State Senate 19 seats needed for a majority
Majority party Minority party   Leader Donald Williams John McKinney Party Democratic Republican Leader since July 1, 2004 June 2007 Leader's seat 29th 28th Last election 24 12 Seats after 23 13 Seat change 1 1
Results:      Democratic hold      Republican hold      Republican gain
President pro tempore of the Senate before election Donald Williams Democratic Elected President pro tempore of the Senate Donald Williams Democratic

Senators elected are serving a two-year term, which began in January 2011.

The 2010 election cycle saw the election or re-election of 23 Democrats and 13 Republicans to fill the Senate's 36 seats. The only change in party representation occurred in the 31st District, where the incumbent Democrat was defeated, yielding a gain by the Republican Party. Three re-elected senators, all Democrats, resigned following the election, creating vacancies later filled by special elections on February 22, 2011.

Results

Results of the 2010 Connecticut Senate election. Party shading denotes winner of Senate seat.

District	Constituency	Incumbent	Votes for Republican candidate	Votes for Democratic candidate
1	Hartford (part), Wethersfield (part)	John W. Fonfara (D)	Barbara Rhue 3,478	John W. Fonfara 11,980WF TP
2	Bloomfield (part), Hartford (part), Windsor (part)	Eric D. Coleman (D)	None	Eric D. Coleman 20,918WF
3	East Hartford, East Windsor, Ellington, South Windsor	Gary LeBeau (D)	Robert L. Gonzalez 10,782	Gary D. LeBeau 19,159WF
4	Bolton, Glastonbury, Manchester, Marlborough	Mary Ann Handley (D)	Stewart "Chip" Beckett 18,488	Steve Cassano 18,561WF
5	Bloomfield (part), Burlington, Farmington (part), West Hartford	Jonathan A. Harris (D)	Joseph Merritt 15,183	Beth Bye 25,085WF
6	Berlin, Farmington (part), New Britain	Donald J. DeFronzo (D)	Henry Zembko 7,307	Donald J. DeFronzo † 15,556WF
7	East Granby, Enfield, Granby (part), Somers, Suffield, Windsor (part), Windsor Locks	John A. Kissel (R)	John A. Kissel 17,272 RWI	Karen M. Jarmoc 16,286
8	Avon, Barkhamsted, Canton, Colebrook, Granby (part), Hartland, Harwinton (part), New Hartford, Norfolk, Simsbury, Torrington (part)	Kevin Witkos (R)	Kevin Witkos 26,417	Donald J. O'Brien 14,026WF
9	Cromwell, Middletown (part), Newington, Rocky Hill, Wethersfield (part)	Paul R. Doyle (D)	Dom Mazzoccoli 13,727	Paul R. Doyle 21,582
10	New Haven (part), West Haven (part)	Toni N. Harp (D)	None	Toni N. Harp 16,294
11	Hamden (part), New Haven (part)	Martin M. Looney (D)	Matthew J. Corcoran 5,597	Martin M. Looney 19,438WF
12	Branford, Durham, Gilford, Killingworth, Madison, North Branford	Edward Meyer (D)	Lisa Davenport 19,567	Edward Meyer 21,311
13	Cheshire (part), Meriden, Middlefield, Middletown (part)	Thomas P. Gaffey (D)	Len Suzio 13,238	Thomas P. Gaffey † 18,369WF
14	Milford, Orange, West Haven (part)	Gayle Slossberg (D)	Vincent Marino 14,339	Gayle Slossberg 19,420I
15	Naugatuck (part), Prospect, Waterbury (part)	Joan V. Hartley (D)	None	Joan V. Hartley 14,178 TP
16	Cheshire (part), Southington, Waterbury (part), Wolcott	Sam S.F. Caligiuri (R)	Joe Markley 16,861 TP	John N. Barry 14,607WF
17	Ansonia, Beacon Falls, Bethany, Derby, Hamden (part), Naugatuck (part), Woodbridge	Joe Crisco (D)	Tamath K. Rossi 12,292	Joe Crisco 16,666WF
18	Griswold, Groton, North Stonington, Plainfield, Preston, Sterling, Stonington, Voluntown	Andrew M. Maynard (D)	Stuart R. Norman, Jr. 12,126	Andrew M. Maynard 17,972
19	Andover, Bozrah, Columbia, Franklin, Hebron, Lebanon, Ledyard, Lisbon, Montville (part), Norwich, Sprague	Edith G. Prague (D)	Sean Sullivan 14,795	Edith G. Prague 15,597WF
20	East Lyme, Montville (part), New London, Old Lyme, Old Saybrook (part), Salem, Waterford	Andrea Stillman (D)	Daniel Docker 11,003	Andrea Stillman 20,340 TP
21	Monroe (part), Shelton, Stratford (part)	Dan Debicella (R)	Kevin C. Kelly 22,455	James R. Miron 10,864
22	Bridgeport (part), Monroe (part), Trumbull	Anthony Musto (D)	David R. Pia 12,899	Anthony J. Musto 14,861WF
23	Bridgeport (part), Stratford (part)	Ed A. Gomes (D)	Milton Johnson 275	Edwin A. Gomes 10,797WF
24	Bethel (part), Danbury, New Fairfield, Sherman	Michael McLachlan (R)	Michael A. McLachlan 15,649I	Alice M. Hutchinson 10,956WF
25	Darien (part), Norwalk	Bob Duff (D)	Artie Kassimis 10,358	Bob Duff 18,767
26	Bethel (part), New Canaan (part), Redding, Ridgefield, Weston (part), Westport, Wilton	Toni Boucher (R)	Toni Boucher 25,417	John Hartwell 16,262WF
27	Darien (part), Stamford (part)	Andrew J. McDonald (D)	Bob Kolenberg 10,321	Andrew J. McDonald † 14,750
28	Easton, Fairfield, Newtown, Weston (part)	John P. McKinney (R)	John McKinney 26,249	Mitchell Fuchs 12,694
29	Brooklyn, Canterbury, Killingly, Mansfield, Putnam, Scotland, Thompson, Windham	Donald E. Williams, Jr. (D)	None	Donald E. Williams 17,214 TP
30	Brookfield, Canaan, Cornwall, Goshen, Kent, Litchfield, Morris, New Milford, North Canaan, Salisbury, Sharon, Torrington (part), Warren, Washington, Winchester	Andrew W. Roraback (R)	Andrew Roraback 27,379 TP RWI	None
31	Bristol, Harwinton (part), Plainville, Plymouth	Thomas A. Colapietro (D)	Jason Welch 14,717	Tom Colapietro 13,944WF
32	Bethlehem, Bridgewater, Middlebury, Oxford, Roxbury, Seymour (part), Southbury, Thomaston, Watertown, Woodbury	Rob Kane (R)	Robert J. Kane 28,909	None
33	Chester, Clinton, Colechester, Deep River, East Haddam, East Hampton, Essex, Haddam, Lyme, Old Saybrook (part), Portland, Westbrook	Eileen M. Daily (D)	Neil Nichols 17,851	Eileen M. Daily 21,069 TP
34	East Haven, North Haven, Wallingford	Len Fasano (R)	Leonard A. Fasano 23,454WF	None
35	Ashford, Chaplin, Coventry, Eastford, Ellington (part), Hampton, Pomfret, Stafford, Tolland, Union, Vernon, Willington, Woodstock	Tony Guglielmo (R)	Tony Guglielmo 23,996	Susan Eastwood 13,889WF
36	Greenwich, New Canaan (part), Stamford (part)	L. Scott Frantz (R)	L. Scott Frantz 21,926 TP	Nancy E. Barton 13,001

Notes

† Denotes resignation after election. Vacancy later filled by a special election on February 22, 2011.

^TP Denotes that a minor, third party candidate (or candidates) also ran in this district's election.

^RWI Denotes that a registered write-in candidate was also present in this district's election.

^WF Denotes that this candidate also ran on the line of the Connecticut Working Families Party. The votes won by this candidate include both their Working Families and their party of affiliation figures combined.

^I Denotes that this candidate also ran on the independent line. The votes won by this candidate include both their independent and their party of affiliation figures combined.