Brave; victory of the people
Kelsa is a rare name with multiple possible etymological roots. It is often considered a modern diminutive of Kelsey, which stems from Old English meaning 'Cenel's island' or 'victory ship,' or it may be a variation of the Scandinavian name Kelda, meaning 'spring' or 'fountain.'
Less common today
Kelsa isn't in the latest US Top 1000. It last peaked at #6,538 in 1992.
US births per 5-year period, 1990βpresent (SSA data).