Kou vs Emma
Emma leads today (#3 vs unranked), though both are past their peak.
145 years, head to head
Babies named Kou and Emma per year in U.S. Social Security records, 1880–2025.
Head to head
2025 rank
unranked (boys)
#3 (girls)
Babies named in 2025
0
12,754
Peak year
1992
1881
Trend
Declining since 1991
Declining since 2013
Usually for
Boys
Girls
Lifetime births
691
776,439