Neal Brennan (born 1973) is an American writer, stand-up comedian, director, and producer. He is best known for co-creating the Comedy Central series Chappelle's Show.

Brennan and Dave Chappelle met when both were aspiring stand-ups. Through his older brother, an established stand up comedian and comedy writer Kevin Brennan, Brennan got a part-time job working as the doorman at Boston Comedy Club in New York City where Chappelle was a frequent performer. They became good friends and collaborated on jokes.