Bánffy is a Hungarian surname. Notable people with the surname include:
* Katalin Bánffy, 16th-century Hungarian noblewoman
* Dezső Bánffy (1843–1911), Hungarian politician
* Eszter Bánffy (born 1957), Hungarian prehistorian, archaeologist, and academic
* Miklós Bánffy (1873–1950), Hungarian nobleman, politician, and novelist
{{DEFAULTSORT:Banffy
Hungarian-language surnames
