Adelyn vs Londyn
Adelyn leads today (#355 vs #388), though both are past their peak.
145 years, head to head
Babies named Adelyn and Londyn per year in U.S. Social Security records, 1880–2025.
Head to head
2025 rank
#355
#388
Babies named in 2025
851
799
Peak year
2016
2014
Trend
Declining since 2015
Declining since 2014
Usually for
Girls
Girls
Lifetime births
23,612
27,245
Try another matchup
Adelyn against names whose popularity has moved like its own.