Isidor
- #9,714 for boys in 2025, 7 births
- Peak · boys
- 1885 · 7 births
- Debut · boys
- 6 births
- In top 100 · boys
- neverof 146 years
- Total births · boys
- 419since 1883
Isidor over time
boys
Rank among boys' names. Isidor has never cracked the top 700 here.
Hover or use arrow keys to read values by year; click or press Enter to open that year.
Gaps mean fewer than 5 babies received the name that year, so the SSA doesn't publish it.
Show data table
| Year | boys | |
|---|---|---|
| rank | births | |
| 2025 | #9,714 | 7 |
| 2024 | #8,987 | 8 |
| 2023 | #5,927 | 15 |
| 2022 | — | |
| 2021 | — | |
| 2020 | — | |
| 2019 | — | |
| 2018 | #12,156 | 5 |
| 2017 | — | |
| 2016 | — | |
| 2015 | — | |
| 2014 | — | |
| 2013 | — | |
| 2012 | — | |
| 2011 | — | |
| 2010 | — | |
| 2009 | — | |
| 2008 | — | |
| 2007 | — | |
| 2006 | — | |
| 2005 | — | |
| 2004 | — | |
| 2003 | — | |
| 2002 | — | |
| 2001 | — | |
| 2000 | — | |
| 1999 | — | |
| 1998 | — | |
| 1997 | — | |
| 1996 | — | |
| 1995 | — | |
| 1994 | — | |
| 1993 | — | |
| 1992 | — | |
| 1991 | — | |
| 1990 | — | |
| 1989 | — | |
| 1988 | — | |
| 1987 | — | |
| 1986 | — | |
| 1985 | — | |
| 1984 | — | |
| 1983 | — | |
| 1982 | — | |
| 1981 | — | |
| 1980 | — | |
| 1979 | — | |
| 1978 | — | |
| 1977 | — | |
| 1976 | — | |
| 1975 | — | |
| 1974 | — | |
| 1973 | — | |
| 1972 | — | |
| 1971 | — | |
| 1970 | — | |
| 1969 | — | |
| 1968 | — | |
| 1967 | — | |
| 1966 | — | |
| 1965 | — | |
| 1964 | — | |
| 1963 | — | |
| 1962 | — | |
| 1961 | #3,652 | 6 |
| 1960 | — | |
| 1959 | — | |
| 1958 | #3,559 | 6 |
| 1957 | — | |
| 1956 | — | |
| 1955 | #3,201 | 7 |
| 1954 | #2,942 | 8 |
| 1953 | — | |
| 1952 | — | |
| 1951 | #3,066 | 7 |
| 1950 | #3,681 | 5 |
| 1949 | — | |
| 1948 | — | |
| 1947 | #3,370 | 6 |
| 1946 | — | |
| 1945 | — | |
| 1944 | — | |
| 1943 | — | |
| 1942 | — | |
| 1941 | — | |
| 1940 | — | |
| 1939 | — | |
| 1938 | #3,534 | 5 |
| 1937 | #3,175 | 6 |
| 1936 | #3,549 | 5 |
| 1935 | — | |
| 1934 | — | |
| 1933 | — | |
| 1932 | #2,638 | 9 |
| 1931 | #3,390 | 6 |
| 1930 | #4,001 | 5 |
| 1929 | #3,959 | 5 |
| 1928 | — | |
| 1927 | #3,451 | 7 |
| 1926 | — | |
| 1925 | #2,588 | 11 |
| 1924 | — | |
| 1923 | #2,950 | 9 |
| 1922 | #3,014 | 9 |
| 1921 | #2,804 | 10 |
| 1920 | #2,052 | 16 |
| 1919 | #2,665 | 10 |
| 1918 | #1,767 | 19 |
| 1917 | #1,815 | 17 |
| 1916 | #1,594 | 20 |
| 1915 | #1,372 | 24 |
| 1914 | #1,188 | 24 |
| 1913 | #1,256 | 17 |
| 1912 | #1,095 | 18 |
| 1911 | #1,038 | 11 |
| 1910 | — | |
| 1909 | #1,277 | 6 |
| 1908 | #1,217 | 6 |
| 1907 | — | |
| 1906 | #1,253 | 5 |
| 1905 | — | |
| 1904 | — | |
| 1903 | — | |
| 1902 | — | |
| 1901 | — | |
| 1900 | #1,310 | 5 |
| 1899 | — | |
| 1898 | — | |
| 1897 | #942 | 6 |
| 1896 | #982 | 6 |
| 1895 | — | |
| 1894 | #954 | 6 |
| 1893 | #1,035 | 5 |
| 1892 | #792 | 8 |
| 1891 | #963 | 5 |
| 1890 | — | |
| 1889 | — | |
| 1888 | #1,031 | 5 |
| 1887 | — | |
| 1886 | — | |
| 1885 | #765 | 7 |
| 1884 | — | |
| 1883 | #799 | 6 |
| 1882 | — | |
| 1881 | — | |
| 1880 | — | |
First appearance
1883
The first year at least five boys were named Isidor! It came in at #799, and was given to 6 baby boys.
Quietest stretch: 1884, when fewer than 5 boys a year got the name.
Where Isidor is popular in 2025
No state had 5 or more boys named Isidor in 2025, so the SSA doesn't publish it for any state.
See more about Isidor
Momentum · boys
Brand new
- 727 spots since 2024 (#8,987 → #9,714)
- Biggest jump: 171 spots in 1892
- Biggest drop: 243 spots in 1893
Rise & fade · boys
2 yrs to peak
- Debuted 1883
- Peaked 1885 at #765 (7 births)
- Births halved by 1886, 1 yr later
Top of the charts · boys
Top 1,000 for 7 yrs
- Top 10: never
- Top 100: never
- Top 1,000: 7 yrs · run 1891–1892
Share of babies · boys
1 in 15,254
- Highest: 1 in 15,254 boys born in 1892 were named Isidor (0.01%)
- Latest: 1 in 244,011 boys born in 2025 (0.00%)
- Its best rank, #765 in 1885, was only 1 in 15,400 (0.01%) — a smaller share of a much bigger birth year
Era · boys
The 1910s
- 38.2% of all boys named Isidor (160) were born in this decade
Show by decade
| Decade | Births | Best rank | Avg rank |
|---|---|---|---|
| 1880s | 18 | #765 (1885) | #865 |
| 1890s | 36 | #792 (1892) | #945 |
| 1900s | 22 | #1,217 (1908) | #1,264 |
| 1910s | 160 | #1,038 (1911) | #1,532 |
| 1920s | 67 | #2,052 (1920) | #2,974 |
| 1930s | 36 | #2,638 (1932) | #3,381 |
| 1940s | 6 | #3,370 (1947) | #3,370 |
| 1950s | 33 | #2,942 (1954) | #3,290 |
| 1960s | 6 | #3,652 (1961) | #3,652 |
| 1970s | 0 | — | — |
| 1980s | 0 | — | — |
| 1990s | 0 | — | — |
| 2000s | 0 | — | — |
| 2010s | 5 | #12,156 (2018) | #12,156 |
| 2020s | 30 | #5,927 (2023) | #8,209 |
All figures count published births only (names given to at least 5 boys in a year). Registrations before 1937 are incomplete, so early shares and totals run low.
Want to check a specific year?
See where Isidor ranked and which names it was up against. Click a point on the chart, or pick a year: