10608 committees
| Name | Candidate | Type | Party | City | First Registered |
|---|---|---|---|---|---|
| Ledoux for Senate | Thomas Norman Ledoux | Candidate Committee | Working Families | New Britain | Oct. 13, 2006 |
| LeClerc for Probate | Bryan LeClerc | Candidate Committee | Republican | Southport | May 7, 2018 |
| Lecce for Treasurer Committee | Frank A. Lecce | Candidate Committee | Republican | Glastonbury | March 13, 2006 |
| LeBoeuf, Lamb, Greene, & MacRae Connecticut PAC | Charles W. Havens | Political Action Committee | — | Hartford | July 11, 2001 |
| Lebeau, Rebuilding Connecticut | Gary D. Lebeau | Exploratory Committee | Democrat | Broad Brook | July 21, 2009 |
| Lebeau Rebuilding Connecticut | Gary D. Lebeau | Candidate Committee | Democrat | Broad Brook | May 10, 2010 |
| Lebeau 2012 | Gary D. Lebeau | Candidate Committee | Democrat | Broad Brook | Dec. 12, 2011 |
| Lebeau 2008 | Gary D. Lebeau | Candidate Committee | Democrat | East Hartford | Jan. 24, 2008 |
| LeBeau 2006 | Gary LeBeau D. LeBeau | Candidate Committee | Democrat | East Hartford | Aug. 30, 2005 |
| LeBeau 2004 | Gary D. Lebeau | Candidate Committee | Democrat | East Hartford | Nov. 12, 2003 |
| LeBeau 2000 | Gary D. Lebeau | Candidate Committee | Democrat | East Hartford | Dec. 30, 1999 |
| Lebanon Republican Town Committee | Edward O. Clark | Party Committee | Republican | Lebanon | July 9, 1999 |
| Lebanon Democratic Town Committee | Mark Favrow | Party Committee | Democrat | Lebanon | Jan. 27, 1999 |
| Leaving Footsteps Toward the Future | Gail K. Hamm | Political Action Committee | — | East Hampton | Feb. 6, 2003 |
| Leaving Footsteps Toward The Future | Gail K. Hamm | Political Action Committee | — | East Hampton | Feb. 6, 2003 |
| Leamon for Probate | Elizabeth Leamon | Candidate Committee | Democrat | Stonington | July 1, 2020 |
| Leahy for State Senate | — | Candidate Committee | Republican | East Lyme | July 1, 2002 |
| Leah Schad For Probate Judge | Leah P Schad | Candidate Committee | Democrat | East Woodstock | March 9, 2010 |
| Leah Schad for Probate Judge | Leah P Schad | Candidate Committee | Democrat | Pomfret | April 6, 2022 |
| Leah P Schad | Leah P Schad | Candidate Exemption Committee | Democrat | Pomfret Center | April 24, 2018 |
| Leading with Heart | Kenneth S Rasmussen-Tuller | Political Action Committee | — | West Hartford | Dec. 17, 2025 |
| Leading the Way | Jerrell T Hargraves | Political Action Committee | — | New Britain | Aug. 4, 2017 |
| Leadership Now! | Marc Silverman | Political Action Committee | — | West Hartford | June 18, 1999 |
| Leadership In Government | Marlene Feldman | Political Action Committee | — | West Hartford | Oct. 31, 2001 |
| Leadership in Action | — | Political Action Committee | — | Stamford | Sept. 9, 2003 |
| Leadership In Action | Christopher w. Cooney | Political Action Committee | — | Stamford | Dec. 12, 2002 |
| Leadership For The Millennium | — | Political Action Committee | — | West Hartford | Oct. 9, 2002 |
| Leadership For the Millennium | — | Political Action Committee | — | West Hartford | Oct. 6, 2003 |
| Leadership for the millennium | — | Political Action Committee | — | Hartford | Sept. 27, 2005 |
| Leadership for the Millennium | — | Political Action Committee | — | Hartford | Oct. 23, 2005 |
| Leadership for the Millenium | Robert J. Martino | Political Action Committee | — | Middletown | Jan. 3, 2001 |
| Leadership For The Millenium | Robert J. Martino | Political Action Committee | — | Hartford | Jan. 3, 2001 |
| LEADERSHIP FOR THE 21ST CENTURY | — | Political Action Committee | — | Rocky Hill | Oct. 10, 2001 |
| Leadership for the 21st Century | — | Political Action Committee | — | Xxx | Oct. 1, 2002 |
| Leadership For The 21St Century | Todd M. Roberts | Political Action Committee | — | Middletown | June 18, 1999 |
| Leadership for Millenium | — | Political Action Committee | — | West Hartford | Sept. 26, 2003 |
| Leadership for CT | — | Political Action Committee | — | Stamford | March 30, 2006 |
| Leadership for Connecticut 2018 | Sean M Connolly | Exploratory Committee | Democrat | Rocky Hill | Oct. 3, 2017 |
| Leadership For Connecticut | Richard L. Lyons | Political Action Committee | — | Windsor Locks | Jan. 1, 1998 |
| Leadership for Connecticut | — | Political Action Committee | — | Newington | Dec. 26, 2004 |
| Leadership for Communities | Marie Catherine Smith | Political Action Committee | — | Waterbury | Feb. 6, 2003 |
| Leadership For Communities | Michael Macary | Political Action Committee | — | Waterbury | Feb. 6, 2003 |
| Leadership for Cheshire's Future | — | Political Action Committee | — | Cheshire | Aug. 13, 2017 |
| Leadership For A Democratic Majority | Christopher G. Donovan | Political Action Committee | — | New London | Jan. 19, 2000 |
| Leadership for a Better Connecticut | Claire L. Janowski | Political Action Committee | — | Vernon | Nov. 7, 2006 |
| Leadership For A Better Connecticut | Claire L. Janowski | Political Action Committee | — | Vernon | Nov. 7, 2006 |
| Leadership First | — | Political Action Committee | — | Avon | April 6, 2005 |
| Leadership Expansion And Development PAC | Jennifer Marchand | Political Action Committee | — | Hamden | Jan. 27, 2009 |
| Leadership Connecticut | — | Political Action Committee | — | Winsor Locks | Feb. 2, 2003 |
| Leadership 98 | Tom Regan | Political Action Committee | — | Amston | Jan. 13, 2000 |