Marco vs Marcos
Marco leads today (#370 vs #516), though both are past their peak.
145 years, head to head
Babies named Marco and Marcos per year in U.S. Social Security records, 1880–2025.
Head to head
2025 rank
#370
#516
Babies named in 2025
862
579
Peak year
2001
2001
Trend
Declining since 2001
Declining since 2000
Usually for
Boys
Boys
Lifetime births
76,578
53,580
Try another matchup
Marco against names whose popularity has moved like its own.