Kayde is a modern American spelling of Cade, which comes from an English surname meaning "round" or "barrel", or serves as a short form of Kaden. The K and y give the one-syllable name the look of the popular Kayden family. Kayde has moved between numbers 2637 and 4152 among US boys over the past decade, peaking in 2023 and ranking 2820 in 2025.