Jonathan Schwartz (born June 28, 1938) is an American radio personality, known for his devotion to traditional pop standards. From the 1960s on, he has been a presence on radio stations in the New York radio market, until he was fired in December 2017. He then hosted an internet radio show on The Jonathan Station from 2018 until he retired in March 2021. Additionally, Schwartz sometimes performs as a singer and has recorded numerous selections from the collection of popular music from the 1920s, '30s, '40s, and '50s known as the Great American Songbook. Schwartz has also written novels, short stories, and a memoir, All In Good Time (2004).