10608 committees
| Name | Candidate | Type | Party | City | First Registered |
|---|---|---|---|---|---|
| McCrory for Senate | Douglas McCrory | Candidate Committee | Democrat | Hartford | Jan. 20, 2017 |
| McCrory For Senate | Douglas McCrory | Candidate Committee | Democrat | Hartford | Jan. 2, 2024 |
| McCrory 2016 | Douglas McCrory | Candidate Committee | Democrat | Hartford | May 23, 2016 |
| Mccrory 2014 | Douglas McCrory | Candidate Committee | Democrat | Hartford | April 2, 2014 |
| Mccrory 2012 | Douglas McCrory | Candidate Committee | Democrat | Hartford | Sept. 18, 2012 |
| McCoy For State Representative | Jason L. McCoy | Candidate Committee | Republican | Chaplin | Feb. 22, 2000 |
| McCoy for State Representative | Jason L. McCoy | Candidate Committee | Republican | Chaplin | April 1, 2002 |
| Mccoy For Connecticut | Jason L. McCoy, Esq. | Exploratory Committee | Republican | Farmington | May 19, 2010 |
| McCluskey for State Representative | David D. McCluskey | Candidate Committee | Democrat | West Hartford | June 14, 2004 |
| Mccluskey For State Representative | David D. McCluskey | Candidate Committee | Democrat | West Hartford | April 8, 2008 |
| McCluskey For State Rep. | David D. McCluskey | Candidate Committee | Democrat | Hartford | July 31, 2000 |
| McCluskey for State Rep. | David D. McCluskey | Candidate Committee | Democrat | West Hartford | June 27, 2002 |
| McClellan for State Senate | Kenneth A. McClellan | Candidate Committee | Republican | Middletown | Aug. 26, 2002 |
| Mcclean 2014 | Carol Ann McClean | Candidate Committee | Republican | Stamford | Sept. 24, 2014 |
| McClay for West Hartford | Maureen K. McClay | Candidate Committee | Democrat | West Hartford | July 9, 2003 |
| Mcclancy For Probate Judge | Christopher P McClancy | Candidate Committee | Unaffiliated | Darien | Sept. 21, 2010 |
| McCarty For State Rep. 2016 | Kathleen M McCarty | Candidate Committee | Republican | Quaker Hill | May 25, 2016 |
| Mccarty For State Rep. 2014 | Kathleen M McCarty | Candidate Committee | Republican | Waterford | May 27, 2014 |
| McCarty for State Rep 2024 | Kathleen M McCarty | Candidate Committee | Republican | Waterford | May 23, 2024 |
| McCarty For State Rep 2022 | Kathleen M McCarty | Candidate Committee | Republican | Waterford | May 26, 2022 |
| McCarty for State Rep 2020 | Kathleen M McCarty | Candidate Committee | Republican | Quaker Hill | May 28, 2020 |
| McCarty for State Rep 2018 | Kathleen M McCarty | Candidate Committee | Republican | Waterford | May 21, 2018 |
| McCarthy Vahey PAC | Cristin McCarthy Vahey | Political Action Committee | — | Fairfield | July 31, 2019 |
| McCarthy For Senate | Thomas C McCarthy | Candidate Committee | Democrat | Bridgeport | April 15, 2016 |
| McCaffrey for Probate Judge | Carolyn L McCaffrey | Candidate Committee | Republican | Enfield | Jan. 16, 2018 |
| McCabe 2020 | Michelle Lapine McCabe | Candidate Committee | Democrat | Fairfield | Nov. 20, 2019 |
| McBride for State Senate Committee | Thomas B. McBride | Candidate Committee | Democrat | Newington | May 24, 2006 |
| McAnaney For Probate | Edward G. McAnaney | Candidate Committee | Republican | Suffield | Jan. 26, 2000 |
| McAnaney for Probate | Edward G. McAnaney | Candidate Committee | Republican | Suffield | Sept. 3, 2002 |
| Mazzoccoli For State Senate | Dominic M Mazzoccoli | Candidate Committee | Republican | Rocky Hill | May 21, 2010 |
| Mazurek for State Representative | John S. Mazurek | Candidate Committee | Democrat | Wolcott | Jan. 17, 2002 |
| Mazurek For State Representative | John "Corky" Mazurek | Candidate Committee | Democrat | Wolcott | April 30, 2008 |
| Mazurek for Senate | John "Corky" Mazurek | Candidate Committee | Democrat | Wolcott | Feb. 7, 2006 |
| Mayor Mark's 21st Century CT Committee | Jean Natale | Political Action Committee | — | Danbury | March 31, 2006 |
| Mayor Mark's 21St Century CT Committee | Jean Natale | Political Action Committee | — | Danbury | March 31, 2006 |
| Maynard for State Senate | Andrew M. Maynard | Candidate Committee | Democrat | Groton | March 29, 2004 |
| Maynard For State Senate | Andrew M. Maynard | Candidate Committee | Democrat | Groton | Dec. 6, 2007 |
| Mayce Vanessa Torres | Mayce Vanessa Torres | Candidate Exemption Committee | Unaffiliated | New Haven | March 6, 2023 |
| Mayce For Mayor | Mayce Torres | Candidate Committee | Democrat | New Haven | April 13, 2021 |
| May Department Stores Company Political Action Committee | Richard A. Cohen | Political Action Committee | — | St Louis | Aug. 1, 2000 |
| Maxwell For The House 2000 | Paul L. Maxwell | Candidate Committee | Republican | East Haddam | July 24, 2000 |
| Maximus PAC | — | Political Action Committee | — | Reston | Oct. 10, 2002 |
| Max For Probate | Max L Rosenberg | Candidate Committee | Democrat | Stratford | May 11, 2018 |
| Maturo for Mayor 2017 | Joseph Maturo | Candidate Committee | Republican | East Haven | Jan. 30, 2017 |
| MATTPAC | — | Political Action Committee | — | Hartford | Oct. 1, 2002 |
| Matthews for 72nd 2022 | Vernon R Matthews | Candidate Committee | Republican | Waterbury | June 17, 2022 |
| Matthews for 72nd 2020 | Vernon R Matthews | Candidate Committee | Republican | Waterbury | July 9, 2020 |
| Matthews 72nd | Vernon R Matthews | Candidate Committee | Independent Party | Waterbury | July 27, 2016 |
| Matthew T Wisnefsky | Matthew T Wisnefsky | Candidate Exemption Committee | Democrat | Southbury | Nov. 22, 2017 |
| Matthew T Stillman | Matthew T Stillman | Candidate Exemption Committee | Democrat | Killingworth | July 26, 2017 |