The name Palma is a girl's name of Latin origin. Palma and is often added to lists like Unique Baby Names: Unusual and Rare and discussed in our forums with posts like "Girls Drop 2 Add 1 pick a fave that can't be dropped".
From the experts:
Palma is an appealing Latin name that's both geographical -- it's the romantic city on the Spanish island of Majorca -- and botanical, relating to the palm frond. Sometimes given to girls born on Palm Sunday.