Nikki vs Kathleen
Kathleen leads today (#1,150 vs #3,459), though both are past their peak.
145 years, head to head
Babies named Nikki and Kathleen per year in U.S. Social Security records, 1880–2025.
Head to head
2025 rank
#3,459
#1,150
Babies named in 2025
44
201
Peak year
1972
1949
Trend
Declining since 1986
Declining since 1986
Usually for
Girls
Girls
Lifetime births
40,109
713,645
Try another matchup
Nikki against names whose popularity has moved like its own.