The name Mollie is a girl's name . Mollie and is often added to user-created lists like Old-Fashioned, Vintage, Retro, Classic, Eclectic, Unusual and Uncommon Names for Girls and discussed in our forums with posts like "This or That? (Girls)".
From the experts:
This new/old spin on Molly -- nickname-names with the ie ending were particularly popular at the turn of the last century -- that has landed this name in the US Top 1000.