Seth Rudetsky is an American musician, actor, writer, and radio host. He currently is the host of "Seth's Big Fat Broadway" and "Seth Speaks" on Sirius/XM Satellite Radio's On Broadway. The show focuses on Rudetsky's knowledge of Broadway theatre history and trivia.
Rudetsky was born Seth Dennis Rudetsky. He grew up in North Woodmere, New York. He graduated from Hewlett High School in Hewlett, New York, and Oberlin College Conservatory of Music in 1988 with a degree in Piano Performance.
In 2012, Rudetsky married his partner, James Wesley. They have a teenage daughter, Juli.
His brother Michael Rudetsky died at Boy George's London mansion in 1986. The cause was reportedly heroin overdose, although no drug paraphernalia was found at the scene. Michael was 27 years old and a well-respected musician in pop music circles when he died. He was a keyboardist, guitarist and writer who had worked with Cyndi Lauper, Kool & the Gang, and Joan Jett.
Rudetsky was nominated for the Emmy Award three times for his work as a comedy writer for The Rosie O'Donnell Show. He was a writer for the Grammy Award shows of 1999 and 2000. Rudetsky created the opening numbers for the 1998 and 2000 Tony Awards. Rudetsky also wrote the opening number for the last sevenBroadway Cares/Equity Fights AIDS Easter Bonnet Competitions, and has been responsible for many of their Gypsy Of The Year shows. He wrote and performed a one-man show called "Rhapsody in Seth". He often tours with variations on his one-man show. He appeared in the Series Finale of Kathy Griffin: My Life on the D-List.