Isidor was the #9,714 boys' name in the US in 2025 (7 babies).
Isidor as a boy’s name
US
Babies per 1,000 of the same sex in each published list.Official rank; #1 at the top. Breaks in a line are years with too few babies to be published.Show the numbers
Year
US
2025
#9,714 (7)
2024
#8,987 (8)
2023
#5,927 (15)
2018
#12,156 (5)
1961
#3,652 (6)
1958
#3,559 (6)
1955
#3,201 (7)
1954
#2,942 (8)
1951
#3,066 (7)
1950
#3,681 (5)
1947
#3,370 (6)
1938
#3,534 (5)
1937
#3,175 (6)
1936
#3,549 (5)
1932
#2,638 (9)
The tide so far
Peaked in the US in 1892 at #792.
First recorded in the US in 1883.
How common is it?
about 1 in 250,000 baby boys in the published US list for 2025.
In a group of 1,000 children born that year, you would expect to meet fewer than 1. How we work this out.