Rob Delaney (born January 19, 1977) is an American comedian, actor, writer, and activist. He was the co-star and co-writer of the TV show Catastrophe, and has appeared in comedy films such as Deadpool 2 (2018) and Tom & Jerry (2021).

Early life
Delaney was born in Boston, Massachusetts, on January 19, 1977, the son of Nancy and Robert Delaney. He grew up in Marblehead, Massachusetts. He is of Irish descent. He attended New York University's Tisch School of the Arts and graduated with a degree in musical theater in 1999.