When was the sister of Maggie Keenan-Bolger born? 
Maggie Keenan-Bolger:  She is the sister of Tony Award nominee Celia Keenan-Bolger and Broadway actor Andrew Keenan-Bolger. Celia Keenan-Bolger: Celia Keenan-Bolger (born January 26, 1978) is an American actress and singer.
January 26, 1978