Topper is an occupational surname, originally denoting "a person connected with spinning of flax or wool".

Notable persons and characters with this name include:

People

• Burt Topper (1928–2007), American film director and screenwriter best known for cult films aimed at teenagers
• Curt Topper, Pennsylvania Secretary of General Services from 2015
• Hertha Töpper (1924–2020), Austrian operatic contralto and voice teacher
• Jesse Topper (born 1981), American politician
• Steve Topper (born 1961), Australian former professional rugby league footballer, brother of Stuart Topper
• Stuart Topper (born 1971), Australian former professional rugby league footballer, brother of Steve Topper
• Uwe Topper (born 1940), German non-fiction author

Fictional characters

• Bud Topper, one of the main characters in the television series Noddy
• Cosmo Topper, the protagonist of Thorne Smith's novel "Topper" and all its adaptations.
• Mr. Topper, a bachelor, and character in Charles Dickens' novella "A Christmas Carol".