Marie Louise Reilly (born 1 April 1980) is an Irish female rugby union player from Summerhill, County Meath. She played Lock for at the 2010, 2014, and 2017 Womens World cup. In 2014, Reilly was named to the tournament Dream Team. She retired from international rugby in 2017 after the Womens Rugby World Cup with 54 caps for Ireland.