Duncan vs Tanner
Tanner leads today (#475 vs #1,123), though both are past their peak.
145 years, head to head
Babies named Duncan and Tanner per year in U.S. Social Security records, 1880–2025.
Head to head
2025 rank
#1,123
#475
Babies named in 2025
190
641
Peak year
1997
1997
Trend
Declining since 1998
Declining since 1998
Usually for
Boys
Boys
Lifetime births
21,219
97,625
Try another matchup
Duncan against names whose popularity has moved like its own.