Girl
Millie
As a girl's name, Millie is understood to mean "Gentle strength or industrious". It has been climbing steadily, peaking most recently in the 2010s. Today, it is comfortably in the mainstream in the registry. In total, about 25,946 American babies have carried this name since 1900.
EtymologyDiminutive of Mildred/Amelia
Etymology"Gentle strength" or "industrious"
Births by decade
1900s
1,995
1910s
4,190
1920s
3,979
1930s
2,633
1940s
2,282
1950s
1,932
1960s
1,288
1970s
740
1980s
461
1990s
467
2000s
1,563
2010s
4,416
Peaked in the 2010s · 25,946 total U.S. births since 1900