The name Keagyn is of American origin, derived from the Irish surname 'Keagan' which means 'fierce'. It gained popularity in the United States during the late 20th century as a unisex given name. Pronounced /ˈkiːəɡən/, it consists of three syllables and ends with a soft 'n' sound.
"Keagyn saw its peak popularity in 2006 with 6 births that year. After a slight dip to 5 births in 2007, there was another 5 births in 2017, bringing the total to 16 over these three years."