John Vance Robichaux, III (born May 8, 1984) is an American comedy writer and television producer. He was the co-writer of the film Fist Fight. He was a writer and producer for the NBC primetime series Brooklyn Nine-Nine. He is also involved in labor issues and was nominated for the Writers Guild of America, West Board of Directors in 2022
Robichaux studied engineering at Washington University in St. Louis, before ultimately becoming a screenwriter.
Robichaux wrote the 2017 feature film Fist Fight with co-writers Max Greenfield and Evan Susser.
Robichaux is writing the upcoming sequel to Wedding Crashers, Wedding Crashers 2, with writing partner Evan Susser.