- Comes from the Latin word hilarius, meaning cheerful, merry, joyful, glad
- Famous for actress Hilary Swank actress Hilary Duff, politician Hillary Clinton
- Variants include Hillary, Hilarie, Ilaria, Ilariana and Ylariana
- Historically, the masculine version of this name is Hilary, and the feminine is Hillary
Like the baby name Hilary? Find out the meaning of this Latin girl baby name Hilary, and more!