Wyatt Wyatt Name Meaning. English: from the medieval personal name Wiot, Wyot, Gyot, which derives from the Old English personal name Wigheard, composed of the elements wig 'war' + heard 'hardy', 'brave', 'strong'. Under Norman influence it was also adopted as a diminutive of both Guy 1 and William.
Meaning: Having the strength of a warrior
Origin: English