Thor \thor\ as a boy's name is pronounced thor. It is of Old Norse origin, and the meaning of Thor is "thunder". Mythology: Thor was the Norse god of thunder and power, one of the sons of Odin. Thursday was named for Thor. Explorer Thor Heyerdahl.

Thor has 8 variant forms: Thorian, Thorin, Thorsson, Thorvald, Tor, Tore, Torre and Tyrus.

For more information, see also the related name Soren.

Baby names that sound like Thor are Dor, Toro, Torr, Toru, Tory, Troy, Troi and Tyr.