surname, from mid-13c., from Gerald or Gerard, with loss of consonant.
Entries linking to garrett
Gerald
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.
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").