Meaning Kellie is a Celtic name for a girl, it means lively and bright-headed. Origin of Kellie Celtic , Irish +-100%Zoom level changed to 1 Popular Middle Names Rilynn, Ann Pronunciation 🔊 Listen Kellie KEHL-iy Similar Names Kelly Kelli Bellicent Ella Mariel Kelleigh Kellyanne Kassidy Hourher Mariely Year by Year Popularity of Kellie