Joseph Quarles Schenkman (born September 8, 1947) is an American publisher and underground cartoonist.
Schenkman was part of underground cartooning's original wave, active in the late 1960s as a regular contributor to Rat Subterranean News, Gothic Blimp Works and the East Village Other in New York City.
In San Francisco in the early 1970s, he worked alongside such cartoonists as S. Clay Wilson, Spain Rodriguez, Justin Green, Bill Griffith and Art Spiegelman.
In the 1980s, his cartoons appeared regularly in the National Lampoon, where he was a contributing editor and collaborated with P.J.
He is a musician who plays in the Skanktone Jug Band and Night Crawler.