Leonello
Leonello is an Italian form of Lionel and the first name of ua
- Leonello Casucci (1885–1975), Italian composer and pianist
- Leonello d'Este (1407–1450), Marchese of Ferrara
- Leonello Discounti (* 1960), Italian poet and literary critic
- Leonello Spada (1576–1622), Italian painter
It is also the family name of
- Antonio Leonello (15th century) Italian painter
