Kellsie

Kellsie is a feminine name that represents a modern variation of Kelsey. Originally an English surname derived from a place name meaning 'Cenel's island' or 'ship's victory,' Kelsey transitioned to a given name in the 20th century. The 'Kellsie' spelling emerged as parents sought more distinctive ways to spell popular names in the 1980s and 1990s when Kelsey was reaching peak usage. The name has a youthful, spirited quality with its upbeat sound and cheerful ending. While less common than the traditional spelling, Kellsie offers a slightly more feminine and unique alternative. The name's popularity has declined since the early 2000s, making it somewhat uncommon for babies born today.

Pronounced KEL-see.

As of October 2026, Kellsie ranked #15620 in US births in 2014 SSA, peaked at #2820 in 1994.