The name Perdita is a girl's name of Latin origin meaning "lost". Perdita and is often added to lists like Posh Baby Names and discussed in our forums with posts like "Girls Makeover - Two Middles".
From the experts:
A Shakespearean invention for an abandoned baby in The Winter's Tale, Perdita's sense of loss has always been off-putting to parents. But her image was somewhat resuscitated by its association with the appealing canine character in Disney's One Hundred and One Dalmations.