Belzer’s Jewish identity was rarely a central part of his public persona even as it was embedded into his casting and characters.

Source: https://www.jta.org/2023/02/20/obituaries/richard-belzer-eminently-recognizable-jewish-comedian-and-character-actor-dies-at-78

“Our mother didn’t know how to love her sons appropriately,” Leonard, Mr. Belzer’s brother and a fellow comedian, People magazine in 1993.

Source: https://www.nytimes.com/2023/02/19/arts/television/richard-belzer-dead.html