Rosaleigh is a modern American respelling of Rosalie, which comes from the Latin rosa and means "rose", dressed up with the fashionable -leigh ending of Everleigh and Kayleigh. It gives the vintage flower name a contemporary look while keeping its sound. Rosaleigh was almost unheard of in 2000 at number 17037, climbed to number 1840 in 2019 and stands at number 2888 in 2025 with 59 births.