ActorMarion O'Dwyer
- Born July 19, 1960 in Dublin, Ireland
- TBABaileFilmBrighid
- 2026Young SherlockSeriesMary Crowle
- 2026Bucking FastardFilmAuntie Louise
- 2025AbodeFilmCarol
- 2023ObituarySeriesMargo Benson
- 2022The Quiet GirlFilmBríd
- 2022God's CreaturesFilmMary Fitz
- 2022The DrySeriesAunty Ag
- 2021Finding YouFilmMolly
- 2020Miss ScarletSeriesEdith Evans
- 2019End of SentenceFilmBelinda
- 2014Love, RosieFilmMrs. Casey
- 2012Mrs. Brown's Boys Live Tour: Good Mourning Mrs. BrownFilmSharon McGoogan
- 2012Chasing LeprechaunsFilmEvelyn
- 2012Hannah Cohen's Holy CommunionFilmMrs Mooney
- 2011DownpourFilmMrs. Maguire
- 2010OndineFilmNurse - Dialysis
- 2010An Old Fashioned ChristmasFilmLady Shannon
- 2008Mrs. Brown's Boys: The Seven Year ItchFilmSharon McGoogan
- 2006Irish JamFilmDonna
- 2006Mrs. Brown's Boys - The Original SeriesSeriesSharon McGoogan
- 2006Mrs. Brown's Boys: Triple Trouble!FilmSharon
- 2005Colour Me KubrickFilmHead Staff Nurse
- 2005Mrs. Brown's Boys: Good Mourning Mrs. BrownFilmSharon McGoogan
- 2004Mrs. Brown's Boys: Believe It or NotFilmSharon
- 2003Mrs. Brown's Boys: The Last Wedding - Part 2FilmSharon McGoogan
- 2002Mrs. Brown's Boys: The Last Wedding - Part 1FilmSharon McGoogan
- 2001Rebel HeartSeriesAunt Maeve
- 1999Agnes BrowneFilmMarion Monks
- 1996BallykissangelSeriesOonagh Dooley
- 1989Agatha Christie's PoirotSeriesNurse O'Brien