'''Hannig''' is a German surname. Notable people with the surname include:
*Betsy Hannig (born 1963), American politician *Gary Hannig (born 1952), American politician *Horst Hannig (1921–1943), German World War II flying ace *Nick Hannig (born 1986), German boxer *Petr Hannig (1946–2025), Czech musician and politician
{{surname}} Category:German-language surnames Category:Surnames derived from given names