Bernadine is a latinate diminutive of the given name "Bernard". It can be applied to men, notably Saint Bernadine, but is now much more often a female name.
There are variants in other languages including the French Bernardine. The nickname Bernie is unisex but 'Bern' is more common for females than males as a shortened form. Bernadine is uncommon as a surname. People with the name Bernadine include: