Karson vs Declan
Declan leads today (#139 vs #453), though both are past their peak.
145 years, head to head
Babies named Karson and Declan per year in U.S. Social Security records, 1880–2025.
Head to head
2025 rank
#453
#139
Babies named in 2025
690
2,570
Peak year
2020
2019
Trend
Declining since 2019
Declining since 2019
Usually for
Boys
Boys
Lifetime births
21,394
58,547
Try another matchup
Karson against names whose popularity has moved like its own.