Joseph Johnston
| Election | Party | Share | 1st Pref | Quotas | Elected |
| 1938 Seanad Election - University of Dublin |  |  | |||
| 1938 Seanad Election - University of Dublin | | | |||
| 1944 Seanad Election - University of Dublin | | | |||
| 1945 Local Election - Castleblayney |  | 15.0% | 945 | 0.90 | |
| 1951 Seanad Election - Nominated by the Taoiseach | | | |||