| Election Name: | 1994 Mayo West by-election |
| Country: | Ireland |
| Type: | by-election |
| Ongoing: | no |
| Previous Year: | 1992 general election |
| Election Date: | 9 June 1994 |
| Next Year: | 1997 general election |
| Turnout: | (63.4%) |
| 2Blank: | Percentage |
| 3Blank: | Final count |
| Nominee1: | Michael Ring |
| Party1: | Fine Gael |
| 1Data1: | 10,390 |
| 2Data1: | 35.7% |
| 3Data1: | 14,063 |
| Nominee2: | Beverley Cooper Flynn |
| Party2: | Fianna Fáil |
| 1Data2: | 10,967 |
| 2Data2: | 37.7% |
| 3Data2: | 13,639 |
| Nominee3: | Paddy McGuinness |
| Party3: | Independent politician |
| 1Data3: | 6,275 |
| 2Data3: | 21.6% |
| 3Data3: | – |
| Nominee4: | Johnny Mee |
| Party4: | Labour Party (Ireland) |
| 1Data4: | 1,103 |
| 2Data4: | 3.8% |
| 3Data4: | – |
| Nominee5: | Jerry Cowley |
| Party5: | Independent politician |
| 1Data5: | 388 |
| 2Data5: | 1.3% |
| 3Data5: | – |
| TD | |
| Before Election: | Pádraig Flynn |
| Before Party: | Fianna Fáil |
| After Election: | Michael Ring |
| After Party: | Fine Gael |
A by-election was held in the Dáil Éireann Mayo West constituency in Ireland on 9 June 1994. It followed the resignation of Fianna Fáil Teachta Dála (TD) Pádraig Flynn after being appointed a European Commissioner.
The election was won by Fine Gael Mayo County Councillor and future Minister Michael Ring.
Among the candidates were Pádraig Flynn's daughter, Beverley Cooper Flynn and Jerry Cowley, both of whom would go on to serve as TDs, as well as Mayo County Councillor Johnny Mee.
On the same day, a by-election took place in Dublin South-Central.