Mollie vs Kourtney
Mollie leads today (#1,113 vs #4,460), though both are past their peak.
145 years, head to head
Babies named Mollie and Kourtney per year in U.S. Social Security records, 1880–2025.
Head to head
2025 rank
#1,113
#4,460
Babies named in 2025
212
31
Peak year
1880
1990
Trend
Declining since 1991
Declining since 1995
Usually for
Girls
Girls
Lifetime births
48,164
13,925
Try another matchup
Mollie against names whose popularity has moved like its own.