Kaj vs Emma
Emma leads today (#3 vs #12,008), though both are past their peak.
145 years, head to head
Babies named Kaj and Emma per year in U.S. Social Security records, 1880–2025.
Head to head
2025 rank
#12,008 (boys)
#3 (girls)
Babies named in 2025
5
12,754
Peak year
2009
1881
Trend
Declining since 2010
Declining since 2013
Usually for
Boys
Girls
Lifetime births
515
776,439