"Variant of Rosa"
The name Rosalita is commonly a female name from the "Latin" origin.
Rosalita is a Spanish diminutive name, formed from Rosa with the suffix -ita, the feminine form of the Spanish diminutive suffix -ito. The same suffix attaches to Rosalia, and forms of this shape are used as diminutives of both names. The base element goes back to Latin rosa, the word for rose.
Rosa means "Rose".
The pronunciation of Rosalita is roh-zuh-LEE-tuh.