Graduated from high school, Pittsburgh.
After studying art, he moved to New York City, New York, where he worked painting murals for nightclubs. He also started writing jokes for comedians. Joke writing for Bob Hope and Fred Allen paved the way for steady work in radio.
He changed his name to Jacoby on the recommendation of columnist Earl Wilson.
He wrote for Sid Caesar and Imogene Coca on Your Show of Shows. The team also wrote for Philosophy Silvers"s character Sergeant Ernie Bilko for You"ll Never Get Rich (later renamed The Philosophy Silvers Show).
He was raised at the Jewish Home for Babies and Children from age 7.
Member Writers Guild America East (life). Clubs: Friars (New York City).
Married Gaby Monet, June 17, 1955 (deceased October 31, 2009). Children: Catherine, Antoinette.