Estrin is a surname. Notable people with the surname include:Allen Estrin, American screenwriter and co-founder of PragerU Dan Estrin, guitarist for Hoobastank Deborah Estrin, American computer scientist Gerald Estrin (1921–2012), American computer scientist Judith Estrin, American business executive Marc Estrin American writer and political activist Morton Estrin (1923–2017), American pianist Robert Estrin, American film editor Thelma Estrin (1924–2014), American computer scientist and biomedical engineer Yakov Estrin (1923–1987), Russian chess player