Rex vs Amos
Amos leads today (#730 vs #859), and Amos is still climbing.
145 years, head to head
Babies named Rex and Amos per year in U.S. Social Security records, 1880–2025.
Head to head
2025 rank
#859
#730
Babies named in 2025
281
364
Peak year
1951
1884
Trend
Declining since 2018
Rising since 1997
Usually for
Boys
Boys
Lifetime births
60,449
36,536
Try another matchup
Rex against names whose popularity has moved like its own.