| Christiana, James Joseph III | U.S. Senate | PA | Republican | 1 |
| Christian, David | U.S. Senate | PA | Republican | 1 |
| Christian, Jerrad Shane | U.S. House | OH | Democratic | 1 |
| Christian, Robert Franklin Mr. III | U.S. House | GA | Democratic | 1 |
| Christiansen, Katrina | U.S. Senate | ND | Democratic | 2 |
| Christian, Wallyn | U.S. Senate | HI | Republican | 1 |
| Christie, Chris | President | US | Republican | 1 |
| Christie, Jennifer | U.S. House | IN | Democratic | 1 |
| Christ, Jesus | President | US | Independent | 1 |
| Christman, Joseph William | U.S. House | OR | Libertarian | 1 |
| Christmann, Daniel John | President | US | Libertarian | 1 |
| Christofides, Peter | U.S. House | NY | Republican | 1 |
| Christopher, Warren | U.S. House | MD | Democratic | 1 |
| Christophe, Sandra M.S. Mrs. | U.S. House | LA | Democratic | 1 |
| Chrystal, Shawn Michael | President | US | VET | 1 |
| Chuba, Jon | U.S. House | FL | Republican | 1 |
| Chubb, Larry | U.S. House | IN | Democratic | 1 |
| Chu, Judy | U.S. House | CA | Democratic | 1 |
| Chukwu, Nnaetoo Sir | President | US | Independent | 1 |
| Chung, Andrew Heartdoc | President | US | NON | 1 |
| Churchill, Pano | U.S. Senate | WA | Democratic | 1 |
| Churchill, Vangela | U.S. House | TX | Republican | 2 |
| Churchill, Vangela | U.S. House | TX | Republican | 1 |
| Church, Jason | U.S. House | WI | Republican | 1 |
| Churilla, Jason Edward | President | US | Democratic | 1 |
| Chu, Weiming David Dr. MD | U.S. House | CA | Republican | 1 |
| Ciappa, Rocco | U.S. House | TX | Democratic | 1 |
| Ciarcia, Gina Renee Mrs. | U.S. House | VA | Republican | 1 |
| Ciardullo, Joseph John | U.S. House | NY | REF | 1 |
| Ciarrocchi, Guy | U.S. House | PA | Republican | 1 |
| Cicilline, David N | U.S. House | RI | Democratic | 1 |
| Cid, Erick Mr. | President | US | Republican | 1 |
| Cienkus, Jason | U.S. House | CA | Democratic | 1 |
| Cimbrelo, William E | U.S. House | MA | Democratic | 1 |
| Cingolani, Rebecca Niess | U.S. House | SC | Democratic | 1 |
| Cintron, Marlene | U.S. House | NY | Democratic | 1 |
| Cirincione, Russell | U.S. House | NJ | Democratic | 1 |
| Ciscomani, Juan | U.S. House | AZ | Republican | 2 |
| Cisneros, Gilbert | U.S. House | CA | Democratic | 1 |
| Cisneros, Jessica | U.S. House | TX | Democratic | 1 |
| Cisneros, Laura E. Dr. | U.S. House | TX | Democratic | 1 |
| Clahchischilliage, Sharon | U.S. House | NM | Republican | 1 |
| Claitor, Daniel A | U.S. House | LA | Republican | 1 |
| Clancy, Mike | U.S. House | VA | Republican | 2 |
| Clapp, Walter Douglas | President | US | Republican | 1 |
| Clark, Anthony | U.S. House | IL | Democratic | 1 |
| Clark, Chimer Davis Jr | U.S. House | NC | Republican | 1 |
| Clark, Christopher James | U.S. House | MI | Libertarian | 1 |
| Clark, Cornell Maurice Dr. | U.S. Senate | NV | NON | 1 |
| Clark, Curtis | U.S. House | MI | Republican | 1 |
| Clark, Curtis | U.S. House | MI | UST | 1 |
| Clark, Dennis Jeffrey | U.S. House | TN | Independent | 2 |
| Clark, Drew-Montez Dr. | U.S. House | FL | Republican | 1 |
| Clarke, Yvette D. | U.S. House | NY | Democratic | 2 |
| Clark, Janis Meneatrice | U.S. House | WA | Republican | 1 |
| Clark, John | U.S. House | TN | Republican | 2 |
| Clark, Joshua Stephen | U.S. Senate | GA | Republican | 1 |
| Clark, Julie | U.S. House | TX | Republican | 1 |
| Clark, Katherine | U.S. House | MA | Democratic | 1 |
| Clark, Landrus Steven Mr | President | US | OTH | 1 |
| Clark, Melvin Wayne | President | US | Democratic | 1 |
| Clark, Mike | U.S. House | TX | Democratic | 1 |
| Clark, Oren Salomon | President | US | UNK | 1 |
| Clark, Randall | U.S. House | NH | Republican | 1 |
| Clark, Robert Benjamin III | U.S. House | NC | Democratic | 1 |
| Clarkson, Gavin | U.S. Senate | NM | Republican | 1 |
| Clark, Tarryl Lynn | U.S. House | MN | Democratic | 1 |
| Clark, Travis R. Mr. | U.S. House | WI | Republican | 1 |
| Clark, Wyatt Bronson | U.S. House | MI | Democratic | 1 |
| Clarmont, Shaun Michael | U.S. House | WI | Republican | 1 |
| Clasby, James Brian Lone Crow | U.S. House | NY | Independent | 1 |
| Clatterbuck, Thomas | U.S. House | IL | Republican | 1 |
| Clausen, Cassidy Allen-Jones Mr. | U.S. House | OR | Democratic | 1 |
| Claus, Santa | U.S. House | AK | UN | 1 |
| Clauss, Matthew Corey Mr. | U.S. House | MI | Democratic | 1 |
| Claybrooks, Brittany | U.S. House | NJ | Democratic | 1 |
| Clay, Mark Daniel | U.S. House | GA | Republican | 1 |
| Clay, Nathan | U.S. House | CO | Democratic | 1 |
| Clay, William Lacy Jr | U.S. House | MO | Democratic | 1 |
| Cleaver, Emanuel II | U.S. House | MO | Democratic | 1 |
| Clegg, Frederick James | President | US | Libertarian | 1 |
| Clement, Christina Loren Rev Dr LLC | President | US | Republican | 1 |
| Clemente, Gary Carmen | President | US | Independent | 1 |
| Clement, Mary | President | US | Democratic | 1 |
| Clemmer, Eli Dantzler | U.S. House | NH | Republican | 1 |
| Clemmons, Christopher Kelly | U.S. House | KS | Libertarian | 1 |
| Clemmons, Mitchell | U.S. House | CA | Republican | 1 |
| Cleveland, Hosea N | U.S. House | SC | Democratic | 1 |
| Cleveland, Rocio Mrs. | U.S. House | IL | Republican | 1 |
| Cleveland, Scott | U.S. House | ID | Republican | 1 |
| Cleveland, Scott Oh | U.S. Senate | ID | UN | 1 |
| Cleveland, Shenita 'Shae' | U.S. House | TX | Democratic | 1 |
| Cleveland, Taylor | President | US | IAP | 1 |
| Click, Nathan | U.S. House | NC | Democratic | 1 |
| Clifford, Bill Dr | U.S. House | KS | Republican | 1 |
| Clifford, David | U.S. House | CA | Republican | 1 |
| Clifford, Sianay Chase | U.S. House | VT | Democratic | 1 |
| Clifton, Tirell Alexander Maxwell Rev. | President | US | Democratic | 1 |
| Cline, Benjamin Lee | U.S. House | VA | Republican | 1 |
| Cline, Natalie Ms. | U.S. House | WV | Democratic | 1 |
| Clinton, Hillary Rodham | U.S. Senate | NY | Democratic | 1 |
| Clinton, Hillary Rodham / Timothy Michael Kaine | President | US | Democratic | 1 |
| Cloud, Michael | U.S. House | TX | Republican | 1 |
| Clough, Jerame V | U.S. House | WA | Democratic | 1 |
| Clouse, Gary Dean Dr. | U.S. House | TN | Republican | 1 |
| Clyburn, James E. | U.S. House | SC | Democratic | 1 |
| Clyde, Andrew | U.S. House | GA | Republican | 1 |
| Clynch, Sean R | U.S. House | WA | Republican | 1 |
| Coatney, David Adam | U.S. House | NC | Libertarian | 1 |
| Coba, Angel Luis | U.S. House | FL | Republican | 1 |
| Cobain, Kurt Donald Mr | U.S. Senate | WA | Democratic | 1 |
| Cobain, Kurt Sr | U.S. Senate | WA | Republican | 1 |
| Cobble, Daniel | U.S. House | KY | Republican | 1 |
| Cobb, Tedra | U.S. House | NY | Democratic | 1 |
| Coburn, Michael | U.S. House | MD | Democratic | 1 |
| Cochran, John | U.S. House | AL | Libertarian | 1 |
| Cockburn, Leslie | U.S. House | VA | Democratic | 1 |
| Coday, Arthur Jr MD | U.S. Senate | WA | Republican | 1 |
| Coder, Kathy | U.S. House | PA | Republican | 1 |
| Cody, Wacey Alpha | U.S. House | TX | Libertarian | 1 |
| Coester, C. Mark Mr | U.S. Senate | VT | AIP | 1 |
| Coester, C. Mark Mr | U.S. House | VT | Republican | 1 |
| Coffman, Mike Rep. | U.S. House | CO | Republican | 2 |
| Coffman, Robert (Bob) Paul | U.S. House | FL | Democratic | 1 |
| Cogbill, Michael | U.S. House | PA | Democratic | 1 |
| Coghill, John B Jr. | U.S. House | AK | Republican | 1 |
| Cohen, Edward G. | U.S. House | NV | Democratic | 1 |
| Cohen, Howard Russell | President | US | Independent | 1 |
| Cohen, Lawrence | U.S. House | OH | Republican | 1 |
| Cohen, Ronald H | U.S. House | CA | Republican | 1 |
| Cohen, Seth Alan | U.S. House | IL | Republican | 1 |
| Cohen, Stephen Ira | U.S. House | TN | Democratic | 1 |
| Cohen, Tina Blum Mrs. | U.S. House | TX | Republican | 1 |
| Cohn, Alan | U.S. House | FL | Democratic | 2 |
| Cohn, Joseph | U.S. House | NJ | Democratic | 1 |
| Coker, Adam | U.S. House | NC | Democratic | 1 |
| Coker, Elijah Mx | U.S. House | MD | Democratic | 1 |
| Coker, Lloyd F | U.S. House | TX | CRV | 1 |
| Colarusso, Caroline | U.S. House | MA | Republican | 1 |
| Colarusso, Caroline | U.S. House | MA | Republican | 1 |
| Colbert Busch, Elizabeth | U.S. House | SC | Democratic | 1 |
| Coldiron, Chip Winter Mr. | U.S. House | IN | Democratic | 1 |
| Cole, Darren | U.S. House | NY | Democratic | 1 |
| Cole, Donald Eugene | U.S. House | GA | Republican | 1 |
| Cole, Jahmal | U.S. House | IL | Democratic | 1 |
| Cole, Jonathon Dale | U.S. House | IN | Democratic | 1 |
| Coleman, Andy | U.S. House | OK | Republican | 1 |
| Coleman, Bernard Wade Jr | U.S. House | CO | Democratic | 1 |
| Coleman, Bonnie Watson | U.S. House | NJ | Democratic | 1 |
| Coleman, Gerry | President | US | Democratic | 1 |
| Coleman, Jeff | U.S. House | AL | Republican | 1 |
| Coleman, Jeff | U.S. House | AL | Republican | 1 |
| Coleman, Kim | U.S. House | UT | Republican | 1 |
| Coleman, Linda | U.S. House | NC | Democratic | 1 |
| Coleman, Lynn Carnell | U.S. House | IN | Democratic | 1 |
| Coleman, Mary Elizabeth | U.S. House | MO | Republican | 1 |
| Coleman, Merika | U.S. House | AL | Democratic | 1 |
| Coleman, Octavia Mrs. | U.S. House | GA | Democratic | 1 |
| Cole, Marqus A. | U.S. House | GA | Democratic | 1 |
| Cole, Thomas Dr | U.S. House | CA | Republican | 1 |
| Cole, Tom | U.S. House | OK | Republican | 2 |
| Coll, Gregory Thomas | U.S. House | MD | Republican | 1 |
| Collias, Gina Rockey | U.S. House | NC | Democratic | 1 |
| Collick, John William Mr. Jr. | U.S. House | VA | Republican | 1 |
| Collier, Matt | U.S. House | MI | Democratic | 1 |
| Collier, Scott | U.S. House | TX | Independent | 1 |
| Collins, Abel Gifford | U.S. House | RI | Independent | 1 |
| Collins, Andrew | President | US | Independent | 1 |
| Collins, Christian | U.S. House | TX | Republican | 1 |
| Collins, Christopher C | U.S. House | NY | Republican | 3 |
| Collins, Douglas Allen | U.S. House | GA | Republican | 1 |
| Collins, Douglas Allen | U.S. Senate | GA | Republican | 1 |
| Collins, Frederick G. Rick' | U.S. House | AL | Democratic | 1 |
| Collins, Genevieve D | U.S. House | TX | Republican | 2 |
| Collins, Hayden Thomas Jr | U.S. House | GA | Republican | 1 |
| Collins, Jacqueline | U.S. House | IL | Democratic | 1 |
| Collins, Jay | U.S. House | FL | Republican | 1 |
| Collins, Joe | U.S. House | CA | Republican | 2 |
| Collins, Joe Edward | U.S. House | CA | Democratic | 1 |
| Collins, Joe Edward III | President | US | Republican | 1 |
| Collins, Joseph | President | US | Republican | 1 |
| Collins, Joseph Collins Mr. Jr | President | US | Libertarian | 1 |
| Collins, Joshua | U.S. House | WA | W | 1 |
| Collins, Kina Isis | U.S. House | IL | Democratic | 3 |
| Collins, Michael A Jr | U.S. House | GA | Republican | 1 |
| Collins, Nazzarae | President | US | Democratic | 1 |
| Collinson, Sean | President | US | Independent | 1 |
| Collins, Paula | U.S. House | NY | Democratic | 1 |
| Collins, Shawn | U.S. House | CA | Republican | 1 |
| Collins, Susan M. | U.S. Senate | ME | Republican | 2 |
| Collin, Susan | U.S. House | CA | Independent | 1 |
| Collins, Wilmot James | U.S. Senate | MT | Democratic | 1 |
| Collis, Noel | U.S. House | MN | Republican | 1 |
| Colombe, Michael Christopher Mr | U.S. House | CO | Democratic | 1 |
| Colombe, Michael Christopher Mr. | President | US | Republican | 1 |
| Colombo, Malcolm Thomas | U.S. House | MD | Democratic | 1 |
| Colon, Robert | U.S. Senate | NC | Democratic | 1 |
| Colopy, Timothy Matthew Mr. | President | US | Independent | 1 |
| Colton, Keith C | U.S. House | OH | Republican | 1 |
| Columbus, John | U.S. Senate | FL | Republican | 1 |