Cosmo vs Emma
Emma leads today (#3 vs #1,932), but Cosmo is climbing faster.
145 years, head to head
Babies named Cosmo and Emma per year in U.S. Social Security records, 1880–2025.
Head to head
2025 rank
#1,932 (boys)
#3 (girls)
Babies named in 2025
80
12,754
Peak year
2024
1881
Trend
Rising since 1988
Declining since 2013
Usually for
Boys
Girls
Lifetime births
2,949
776,439