Alfonso vs Roberto
Roberto leads today (#569 vs #1,012), though both are past their peak.
145 years, head to head
Babies named Alfonso and Roberto per year in U.S. Social Security records, 1880–2025.
Head to head
2025 rank
#1,012
#569
Babies named in 2025
223
519
Peak year
1909
1981
Trend
Declining since 1992
Declining since 1994
Usually for
Boys
Boys
Lifetime births
41,464
112,643
Try another matchup
Alfonso against names whose popularity has moved like its own.