Meaning A girl's name of English origin, it means "Diminutive of Jillian : Child of the gods. A modern variant of Gillian, which is a feminine form of Julian, meaning Jove's child." Origin of Jill English +-100%Zoom level changed to 1 Popular Middle Names Theresa Pronunciation 🔊 Listen Jill Similar Names Jilly Jyl Jilian Jilliane Jillianne Jillanne Jillayne Jillene Jillesa Jyllina Year by Year Popularity of Jill