"Sylvia's Mother" was a 1972 single by Dr. Hook & The Medicine Show and the group's first hit song. It was written by Shel Silverstein and was highly successful in the United States, reaching No5 on the Billboard singles chart, as well as No1 in Ireland and No2 in the United Kingdom. It also spent 3 weeks at No1 on the Australian music charts, making it the 15th ranked single in Australia for 1972. It appeared on the group's first album, Doctor Hook.
"Sylvia's Mother" is autobiographical, with songwriter Shel Silverstein drawing upon his unsuccessful attempt to revive a failed relationship. Silverstein had been in love with a woman named Sylvia Pandolfi, but she would later be engaged to another man. Desperate to continue the relationship, Silverstein called Pandolfi's mother, Louisa, but she instead told him that the love had ended.