Luke Farrell Kirby is an American-Canadian actor. He is best known for his role as Lenny Bruce in the Amazon Prime Video comedy-drama series The Marvelous Mrs. Maisel, for which he received a Primetime Emmy Award for Outstanding Guest Actor in a Comedy Series.

Leonard Alfred Schneider, better known by his stage name Lenny Bruce, was an American stand-up comedian, social critic, and satirist. He was renowned for his open, free-wheeling, and critical style of comedy which contained satire, politics, religion, sex, and vulgarity. His 1964 conviction in an obscenity trial was followed by a posthumous pardon in 2003.