| Nationality: | Irish |
| Office: | Teachta Dála |
| Term Start: | October 1999 |
| Term End: | February 2011 |
| Birth Date: | 30 May 1946 |
| Birth Place: | Kilrush, County Clare, Ireland |
| Constituency: | Dublin South-Central |
| Party: | Labour Party |
| Relatives: | Pat Upton (brother) |
Mary Upton (born 30 May 1946) is an Irish former Labour Party politician. She served as a Teachta Dála (TD) for the Dublin South-Central constituency from 1999 to 2011.[1]
Upton was born in Kilrush, County Clare[1] and was educated at Coláiste Mhuire, Ennis; University College Galway and University College Dublin. She worked as a university lecturer before entering into full-time politics.
Upton was first elected to Dáil Éireann at the Dublin South-Central by-election on 28 October 1999, caused by the death of her brother, Pat Upton.[2] She was re-elected at the 2002 and 2007 general elections.[2] She served as party spokesperson on Agriculture and Food; and Arts, Sport and Tourism.
She retired from politics at the 2011 general election.[3]