Joanna Tuffy
Labour Party
| Election | Party | Share | 1st Pref | Quotas | Elected |
| 1991 Local Election - Castleknock | | 2.2% | 167 | 0.11 | |
| 1999 Local Election - Lucan | | 14.6% | 1226 | 0.73 |  |
| 2002 general election - Dublin Mid–West | | 9.0% | 2563 | 0.36 | |
| 2002 Seanad Election - Administrative Panel | | 12.0% | 114000 | 0.96 | |
| 2007 general election - Dublin Mid–West | | 10.9% | 4075 | 0.55 | |
| 2011 general election - Dublin Mid–West | | 17.5% | 7495 | 0.88 | |
| 2016 general election - Dublin Mid–West | | 5.0% | 2146 | 0.25 | |
| 2019 Local Election - Lucan | | 9.2% | 880 | 0.55 | |
| 2020 general election - Dublin Mid–West | | 3.4% | 1541 | 0.17 | |
| 2024 Local Election - Lucan | | 7.7% | 890 | 0.46 | |