Definition of: Olaf

(ō′ləf; Dan., Norw. ō′läf, Sw. ′läf)
A masculine personal name; also, the name of a number of Scandinavian kings. Also O·lav (ō′lav, Norw. ō′läv, -läf), Lat. O·la·us (ō·lā′əs; Dan. ō·lä′s, Ger. ō·lous′, Sw. ·lä′s). [<Scand., lit., left by his ancestors]
—Olaf I,
969?–1000, king of Norway 995?–1000: one of the heroes of the Heimskringla: known as Olaf Trygvesson.
—Olaf II,
995?–1030, king of Norway 1016?–1028; canonized; patron saint of Norway.