Kullberg is a surname which may refer to: Anders Carlsson af Kullberg (1771–1851), Church of Sweden bishop and member of the Swedish Academy - see List of members of the Swedish Academy. Boo Kullberg (1889–1962), Swedish gymnast in the 1912 Olympics. Harold Albert Kullberg (1896–1924), American World War I flying ace. Henrik Kullberg (1891–1953), Finnish politician and farmer. Jakob Kullberg (born 1976), Danish cellist. Karl Berndtsson Kullberg (1892–1943), Swedish chess player. Rolf Kullberg (1930–2007), former governor of the Bank of Finland.
https://en.wikipedia.org/wiki/Kullberg