Rejoicing; or a modern invented name
Kaysen is primarily a modern American coinage, likely a variant of Cason or Kason. It is often associated with the name Kai, meaning 'rejoice' in Latin, or seen as a stylistic blend of popular phonetic elements like 'Kay' and 'son'.
US births per 5-year period, 1990–present (SSA data).
A character in the video game series · Fire Emblem