Sandy Baron (born Sanford Irving Beresofsky; May 5, 1936 – January 21, 2001) was an American actor and comedian who performed on stage, in films, and on television.

[3] He graduated from Thomas Jefferson High School in East New York; and while he was a student at Brooklyn College, to which he received a scholarship, he changed his name to "Sandy Baron"—taking his inspiration from the nearby Barron's Bookstore.

[1][4] He began his career working in the Catskill Mountains resorts with their "Borscht Belt" brand of Jewish humor, on which Baron made his mark.

Episode "The Pen" featuring dialogue between Baron's character and Jerry that, as a critic wrote, "[was] one of many reasons Seinfeld has been compared to the plays of Samuel Beckett.

[1] Baron also wrote music, starting out in 1961 in the Brill Building in New York City with songs such as "Flying Blue Angels" and Adam Wade's "The Writing on The Wall".