Kaeden is one of many spellings of Caden, a name that took off in the United States in the 1990s and is traced to the Irish surname Mac Cadáin, "son of Cadán", a personal name of unclear meaning. The -ae- spelling was a way to stand out among Kaden, Kayden and Kaiden. Kaeden entered the top 1,000 in 2003, peaked at number 668 in 2008 and has declined every year since, down to number 2,697 in 2025 with 48 births.