Kayson vs Leo
Leo leads today (#19 vs #264), and both are climbing.
145 years, head to head
Babies named Kayson and Leo per year in U.S. Social Security records, 1880–2025.
Head to head
2025 rank
#264
#19
Babies named in 2025
1,305
8,173
Peak year
2025
1903
Trend
Rising since 1988
Rising since 1989
Usually for
Boys
Boys
Lifetime births
15,201
259,988
Try another matchup
Kayson against names whose popularity has moved like its own.