Af Klintberg is a Swedish surname of a noble family from Scania. Notable people with the surname include: Bengt af Klintberg (born 1938), Swedish ethnologist, folklorist, and artist. Gunnar af Klintberg (1902–1983), Swedish Army officer. Olle af Klintberg, Swedish folk musician https://en.wikipedia.org/wiki/Af_Klintberg