masc. proper name, introduced into England by the Normans, from Old French Giralt, from Old High German Gerwald, "spear-wielder," from Proto-Germanic *girald, from *ger "spear" (see gar) + base of waltan "to rule" (cognate with Old English wealdan; from PIE root *wal- "to be strong"). The name often was confused with Gerard.
masc. proper name, from Old French Gerart (Modern French Gérard), of Germanic origin; compare Old High German Gerhard, literally "strong with the spear," from ger "spear" (see gar) + hart "hard" (from PIE root *kar- "hard").