| Name | Position | Party | Constituency |
|---|---|---|---|
| Justin Sinnott | Councillor | Independent | Swords |
| Bil Slattery | Councillor | Fine Gael | West Clare |
| Terence Slowey | Councillor | Fine Gael | Glenties |
| Dónal Smith | Councillor | Fianna Fáil | Stillorgan |
| Fergal Smith | Former Representative | Green Party | |
| Brendan Smith | TD | Fianna Fáil | Cavan-Monaghan |
| Michael Smith | Councillor | Fianna Fáil | Templemore-Thurles |
| Paddy Smith | Councillor | Fine Gael | Ballyjamesduff |
| Val Smith | Councillor | Fine Gael | Bailieborough-Cootehill |
| Pio Smith | Councillor | Labour | Drogheda |
| Bríd Smith | TD | People Before Profit Alliance | Dublin South-Central |
| Duncan Smith | Councillor | Labour | Swords |
| Seán Smith | Councillor | Fianna Fáil | Ashbourne |
| Sean Smith | Councillor | Fianna Fáil | Cavan-Belturbet |
| Carrie Smyth | Councillor | Labour | Killiney-Shankill |
| Niamh Smyth | TD | Fianna Fáil | Cavan-Monaghan |
| Barbara Smyth | Former Representative | Independent | |
| Ossian Smyth | Councillor | Green Party | Dún Laoghaire |
| Dr Paddy Smyth | Councillor | Fine Gael | Rathgar-Rathmines |
| Michael Smyth | Councillor | Fianna Fáil | Ballina |
| Mary Smyth | Former Representative | Independent | |
| John Snell | Councillor | Unknown | Wicklow |
| Madeline Spiers | Former Representative | Fine Gael | |
| Arthur Spring | Former Representative | Labour | |
| Graham Spring | Councillor | Labour | Tralee |
| Mark Stafford | Councillor | Fine Gael | Kildare-Newbridge |
| Emmet Stagg | Former Representative | Labour | |
| Brian Stanley | TD | Sinn Féin | Laois |
| David Stanton | TD | Fine Gael | Cork East |
| Frank Staples | Councillor | Fine Gael | Wexford |