god of dawn and light; guardian of Asgard
Heimdall (Old Norse Heimdallr, the prefix Heim- means home, the affix -dallr is of uncertain origin but it means valley) is one of the Æsir in Norse mythology.
Heimdall is a fictional character in the Marvel Comics universe, based loosely on the god Heimdall of Norse myth. He first appeared in a comic in Journey Into Mystery vol. 1 #85.