Leo vs Milo
Leo leads today (#19 vs #119), and both are climbing.
145 years, head to head
Babies named Leo and Milo per year in U.S. Social Security records, 1880–2025.
Head to head
2025 rank
#19
#119
Babies named in 2025
8,173
2,974
Peak year
1903
2022
Trend
Rising since 1989
Rising since 1987
Usually for
Boys
Boys
Lifetime births
259,988
43,847
Try another matchup
Leo against names whose popularity has moved like its own.