Marie Louise Reilly (born 1 April 1980) is an Irish female rugby union player from Summerhill, County Meath.

[2] She played Lock for Ireland at the 2010, 2014, and 2017 Women's World cup.

In 2014, Reilly was named to the tournament Dream Team.

She first began playing rugby union in 2005.

[4] Reilly is a Sports Development Officer with the Dublin City Council.