Kerschbaumer is a surname. Notable people with the surname include:
Gerhard Kerschbaumer (born 1991), Italian cross-country mountain biker Gert Kerschbaumer (born 1945), Austrian historian Konstantin Kerschbaumer (born 1992), Austrian footballer Rosa Kerschbaumer-Putjata (1851–1923), Russian-Austrian ophthalmologist who was the first female doctor in Austria Sepp Kerschbaumer (1913–1964), South Tyrolean separatist