US Popularity Rank: 250

Origin: English

Meaning: gentle strength; strong in work

Millie is a baby girl name of derived from the German names Millicent, Melicent, and Mildred. Millie is an Anglicized first name and nickname translating to “gentle strength” and “strong in work.” Millie is also associated with the Old German name Amalasuintha. This medieval name can be broken down into two words—amal, meaning “work,” and swinth, meaning “strong.” With a name carrying so much might and determination, baby Millie is sure to be both devoted and diligent.