Rezi Is A Girl’s Name Of Hungarian Origin, Derived From The Spanish Teresa. Ultimately From The Ancient Greek Teresia, Rezi Means “harvester.” A Name Embodied With Late Summer Energy, Rezi Lends An Earthy Tone To Your Little One With Its Rustic Endearment. Even If Baby Isn’t Living Off The Land Or Gifted With A Green Thumb, Rezi Lends A Contemporary Name With A Rich, Classical Background.