Dog or farm by the spring
Kelbi is a modern variation of the name Kelby. It likely derives from Old Norse elements meaning 'farm by the spring' or the Gaelic word for dog. It is primarily used as a contemporary, phonetic spelling of the more traditional surname-turned-first-name.
Less common today
Kelbi isn't in the latest US Top 1000. It last peaked at #6,600 in 1995.
US births per 5-year period, 1990βpresent (SSA data).