Mateo vs Leo
Mateo leads today (#8 vs #19), and both are climbing.
145 years, head to head
Babies named Mateo and Leo per year in U.S. Social Security records, 1880–2025.
Head to head
2025 rank
#8
#19
Babies named in 2025
11,045
8,173
Peak year
2023
1903
Trend
Rising since 1987
Rising since 1989
Usually for
Boys
Boys
Lifetime births
126,693
259,988
Try another matchup
Mateo against names whose popularity has moved like its own.