"Don't Tell Me" is a song by Canadian singer-songwriter Avril Lavigne from her second studio album, Under My Skin (2004). "Don't Tell Me" was written by Lavigne and Evan Taubenfeld, while it was produced by Butch Walker. The song has been noted as having a "grungy sound". "Don't Tell Me" was released on March 15, 2004, by Arista Records as the lead single from Under My Skin and peaked at number 22 on the US Billboard Hot 100 that same year. In an AOL Radio listener's poll, "Don't Tell Me" was voted Lavigne's ninth-best song.

Avril Ramona Lavigne is a Canadian singer-songwriter. She is considered a key musician in the development of pop-punk music, as she paved the way for female-driven, punk-influenced pop music in the early 2000s. Her accolades include eight Grammy Award nominations, among others.