Zayda is an English spelling of the Arabic Zaida, the feminine of Zaid, which means "growing" or "prosperous"; it also recalls the Moorish princess Zaida who married into the royal house of Castile. The y spelling matches Zayla and Zaylee. Zayda stood at number 3270 in 2000, reached its best rank of 1817 in 2020 and sits at number 2997 in 2025.