Rejoicing; or a variation of Cayman
Kayman is likely a modern phonetic variant of the name Cayman, referring to the Caribbean islands or the reptile. It may also be interpreted as a combination of the name Kay, meaning 'rejoice', and the suffix 'man'.
Fewer than 5 boys were named Kayman in 2025.
US births per 5-year period, 1990–present (SSA data).