Koi vs Emma
Emma leads today (#3 vs #3,036), though both are past their peak.
145 years, head to head
Babies named Koi and Emma per year in U.S. Social Security records, 1880–2025.
Head to head
2025 rank
#3,036 (boys)
#3 (girls)
Babies named in 2025
40
12,754
Peak year
2022
1881
Trend
Declining since 2022
Declining since 2013
Usually for
Girls & boys
Girls
Lifetime births
813
776,439