Kelsei

Kelsei is a feminine name representing a creative spelling variation of Kelsey, which originated as an English surname derived from a place name meaning 'Cenel's island' or 'ship's island.' This modern spelling with 'ei' instead of 'ey' gives the name a distinctive, personalized quality. Kelsey became popular as a feminine given name in the 1980s and 1990s, and variant spellings like Kelsei emerged as parents sought ways to make the trendy name more unique. The name has a contemporary, youthful feel while still connecting to its English heritage. Though less common than the standard spelling, Kelsei offers the same friendly, approachable quality with an individualized touch, appealing to parents who appreciate the sound of Kelsey but want something slightly different.

Pronounced KEL-say.

As of October 2026, Kelsei ranked #12547 in US births in 2025 SSA, peaked at #5179 in 1996.