Meaning From a series of Old English names refering to ships and parts of a ship. Also means 'victory'. Origin of Kelsi English Popular Middle Names Dove, Grace, Lanae, Rene Pronunciation 🔊 Listen Kelsi KEHLSiy Similar Names Kelsie Kelsey Kellsie Kelsea Kelzie Kelcey Kelci Celsey Ruby-May Catelyn Year by Year Popularity of Kelsi