"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 number 5 on the Billboard singles chart, as well as number 1 in Ireland and number 2 in the United Kingdom. It also spent 3 weeks at number 1 on the Australian music charts, making it the 15th ranked single in Australia for 1972. It appeared on the group's first album, Dr. Hook & the Medicine Show.
The song tells the story of a man trying to telephone his ex-girlfriend to say one last goodbye, but unable to get past her mother.
The song is autobiographical. Shel Silverstein was in love with Sylvia Pandolfi and called her up just when she was packing for her wedding. Her mother, Louisa Pandolfi, tried to convince Shel Silverstein that the love was over.