Danner is a surname. Notable persons with the surname include:Blythe Danner, American actress
Christian Danner, German race car driver
Edward Danner (1900–1970), American politician from Nebraska
Hagen Danner, American baseball player
Joel Buchanan Danner (1804–1885), American politician from Pennsylvania
Mark Danner, American writer, journalist, and educator
Countess Danner or Louise Rasmussen (1815–1874), Danish ballet dancer and stage actor, wife of Frederick VII of Denmark
Pat Danner, American politician from Missouri
Richard Danner (1947–2018), American law professor