Allyson vs Katelynn
Allyson leads today (#1,139 vs #2,719), though both are past their peak.
145 years, head to head
Babies named Allyson and Katelynn per year in U.S. Social Security records, 1880–2025.
Head to head
2025 rank
#1,139
#2,719
Babies named in 2025
203
63
Peak year
1998
1998
Trend
Declining since 1998
Declining since 1999
Usually for
Girls
Girls
Lifetime births
53,758
30,680
Try another matchup
Allyson against names whose popularity has moved like its own.