Names like Isaac

In 2025, 5,953 boys born in the US were named Isaac, #47 among boys' names.

It has been in the top 1,000 every year since records begin in 1880, and in the top 100 in 45 of those 146 years.

Its best rank was #28, in 2013.

The most births in one year were 10,274, in 2007.

Births fell 40% from 9,988 in 2015.

11 of the 12 names below have also been in the top 1,000 every year since 1880.

Isaac's rank every ten years

1. 1880
   #62
2. 1890
   #92
3. 1900
   #116
4. 1910
   #130
5. 1920
   #190
6. 1930
   #230
7. 1940
   #246
8. 1950
   #281
9. 1960
   #363
10. 1970
    #329
11. 1980
    #150
12. 1990
    #132
13. 2000
    #53
14. 2010
    #39
15. 2020
    #39
16. 2025
    #47

12 boy names with a similar curve

How this list was made

We compared Isaac's rank in every year from 1880 to 2025 with every other boy's name in the 2025 top 1,000 (US Social Security birth records); the closest curves come first. Years outside the top 1,000 count the same however far outside, years since 1995 count four times as much, and each name appears in one spelling.