| Name | Position | Party | Constituency |
|---|---|---|---|
| Michael Colreavy | Former Representative | Sinn Féin | |
| Michael Comiskey | Former Representative | Fine Gael | |
| Michael Conaghan | Former Representative | Labour | |
| Tom Conaghan | Councillor | Independent | Donegal |
| Sean Conlan | Former Representative | Independent | |
| Sean Conlon | Councillor | Sinn Féin | Monaghan |
| Anthony Connaghan | Councillor | Sinn Féin | Ballymun - Finglas |
| Ivan Connaughton | Councillor | Fianna Fáil | Athlone (Roscommon) |
| Paul Connaughton Jnr | Former Representative | Fine Gael | |
| Padraig Conneely | Former Representative | Fine Gael | |
| Noel Connell | Former Representative | Sinn Féin | |
| Thomasina Connell | Councillor | Fine Gael | Portlaoise |
| Billy Connelly | Former Representative | Independent | |
| Anthony Connick | Councillor | Independent | New Ross |
| Keith Connolly | Councillor | Unknown | Ballymun - Finglas |
| Garvan Connolly | Councillor | Unknown | Lifford-Stranorlar |
| John Connolly | Councillor | Fianna Fáil | Galway City West |
| Michael Connolly | Councillor | Fianna Fáil | Ballinasloe |
| Paudge Connolly | Councillor | Independent | Monaghan |
| Catherine Connolly | TD | Independent | Galway West |
| Dermot Connolly | Councillor | Sinn Féin | Ballinasloe |
| Tom Connolly | Councillor | Fine Gael | Claremorris |
| Dominick Connolly | Former Representative | Independent | |
| Colette Connolly | Councillor | Independent | Galway City Central |
| Martin Connolly | Councillor | Fine Gael | Ballymote-Tubbercurry |
| Anne Connolly | Councillor | Unknown | Kildare |
| Anthony Connor | Former Representative | Direct Democracy Ireland - National Citizens Movement | |
| Patrick Connor-Scarteen | Councillor | Fine Gael | Kenmare |
| Caroline Conroy | Councillor | Unknown | Ballymun - Finglas |
| Caroline Conroy | Former Representative | Green Party |