Bernardina \b(e)-rnardi-na, ber-nar-dina\ as a girl's name is a variant of Bernadette (French, Old German) and Bernadine (Old German), and the meaning of Bernardina is "strong, brave bear".
The baby name Bernardina sounds like Bernardine and Bernarda. Other similar baby names are Bernadina, Bernadyna and Bernadin.