Slender, fair, or beautiful
Keelyn is a modern anglicized variant of the Irish name Caoilfhionn. It is derived from the Gaelic elements 'caol' meaning slender and 'fionn' meaning fair or white. Historically used in Ireland, it has evolved into various phonetic spellings in the United States.
Professional soccer player
US births per 5-year period, 1990–present (SSA data).