Isaias vs Alessandro
Isaias leads today (#426 vs #497), and both are climbing.
145 years, head to head
Babies named Isaias and Alessandro per year in U.S. Social Security records, 1880–2025.
Head to head
2025 rank
#426
#497
Babies named in 2025
755
608
Peak year
2025
2025
Trend
Rising since 1986
Rising since 1985
Usually for
Boys
Boys
Lifetime births
18,644
12,002
Try another matchup
Isaias against names whose popularity has moved like its own.