Jasper vs Leo
Leo leads today (#19 vs #129), and both are climbing.
145 years, head to head
Babies named Jasper and Leo per year in U.S. Social Security records, 1880–2025.
Head to head
2025 rank
#129
#19
Babies named in 2025
2,804
8,173
Peak year
2023
1903
Trend
Rising since 1985
Rising since 1989
Usually for
Boys
Boys
Lifetime births
62,428
259,988
Try another matchup
Jasper against names whose popularity has moved like its own.