Amaiah is a modern American spelling of Amaya with the -iah ending of Aaliyah and Amiyah. Amaya itself is a Basque name and place name usually explained as "the end" or "mother city", and in Japanese the same sound can be written with characters meaning "night rain". Amaiah ranked number 8575 in 2000, climbed slowly through the 2010s and reached number 2649 in 2025, its best rank so far, with 65 girls.