Millie is an English diminutive of the name Amelia (English, German, Dutch, Italian, Latin, and Spanish).
Millie is also an English diminutive of the name Camilla (English, Finnish, German, Italian, Scandinavian, and Spanish).
Millie is also a diminutive of the name Emily (English).
Millie is also a variant transcription of the name Mary (English).
Millie is also a diminutive of the name Mildred (English).
Millie is also a diminutive of the name Millicent (English).
Millie is rather popular as a baby girl name, and it is also regarded as trendy. Its usage peaked modestly in 1901 with 0.077% of baby girls being named Millie. It had a ranking of #205 then. The baby name has experienced a marked loss in popularity since then. In 2018, its usage was 0.059% and its ranking #304, enjoying a minor resurgence in the recent decade. Among the family of girl names directly related to Millie, Amelia was the most commonly used. In 2018, it was more regularly used than Millie by 11 times.
† Pronunciation for Millie: M as in "me (M.IY)" ; IH as in "it (IH.T)" ; L as in "lay (L.EY)" ; IY as in "eat (IY.T)"