The name Marcellina is a girl's name of Latin origin meaning "warlike". Marcellina and is often added to lists like Unique Baby Names: Unusual and Rare and discussed in our forums with posts like "Feedback on Combos and Signatures :)".
From the experts:
Marcellina is one feminine form of the names derived from the ancient Roman Marcellus. There was a Saint Marcellina who was a 4th century virgin and the only sister of Saint Ambrose.