In Norse mythology, Jotuns were the race of giants, separated into categories such as frost and storm giants. The first race drowned in Ymir's blood, and were repopulated by Bergelmir.
... 8 - Victor de Kowa[?], actor (+ 1973)
March 6 - Joseph Schmidt[?], tenor (+ 1942)
March 7 - Reinhard Heydrich, Nazi official
March 20 - B. F. Skinner, behavioral ...