Is Sidney a boy or girl name?
Sidney is used for both boys and girls in close to equal numbers in the US. In 2024, 117 girls and 137 boys were named Sidney, so 46.1% were girls. Across 1880–2024, 22.7% of the 108,736 US babies named Sidney were girls.
- Boy rank, 2024
- #1,374
- Girl rank, 2024
- #1,734
- Babies named Sidney since 1880
- 108,736
- Most popular year
- 1918
- 1,939 babies
Boys and girls named Sidney, by decade
| Decade | Boys | Girls | Share girls |
|---|---|---|---|
| 1880s | 1,505 | 114 | 7% |
| 1890s | 1,612 | 170 | 9.5% |
| 1900s | 1,981 | 197 | 9% |
| 1910s | 12,793 | 438 | 3.3% |
| 1920s | 14,201 | 568 | 3.8% |
| 1930s | 9,420 | 697 | 6.9% |
| 1940s | 9,609 | 951 | 9% |
| 1950s | 9,633 | 892 | 8.5% |
| 1960s | 6,843 | 571 | 7.7% |
| 1970s | 3,818 | 327 | 7.9% |
| 1980s | 3,333 | 781 | 19% |
| 1990s | 3,828 | 6,964 | 64.5% |
| 2000s | 2,729 | 8,401 | 75.5% |
| 2010s | 1,990 | 2,894 | 59.3% |
| 2020s | 761 | 715 | 48.4% |
Every year
| Year | Boys | Boy rank | Girls | Girl rank |
|---|---|---|---|---|
| 2024 | 137 | #1,374 | 117 | #1,734 |
| 2023 | 160 | #1,232 | 128 | #1,633 |
| 2022 | 166 | #1,203 | 165 | #1,393 |
| 2021 | 132 | #1,393 | 164 | #1,349 |
| 2020 | 166 | #1,164 | 141 | #1,514 |
| 2019 | 176 | #1,116 | 179 | #1,289 |
| 2018 | 168 | #1,149 | 215 | #1,139 |
| 2017 | 177 | #1,102 | 225 | #1,122 |
| 2016 | 196 | #1,026 | 260 | #1,020 |
| 2015 | 180 | #1,088 | 270 | #1,002 |
| 2014 | 167 | #1,141 | 295 | #916 |
| 2013 | 210 | #954 | 282 | #908 |
| 2012 | 226 | #918 | 323 | #832 |
| 2011 | 231 | #894 | 413 | #681 |
| 2010 | 259 | #828 | 432 | #670 |
| 2009 | 254 | #847 | 571 | #530 |
| 2008 | 270 | #814 | 583 | #524 |
| 2007 | 254 | #842 | 668 | #487 |
| 2006 | 255 | #804 | 745 | #426 |
| 2005 | 222 | #837 | 834 | #378 |
| 2004 | 267 | #719 | 836 | #374 |
| 2003 | 285 | #681 | 951 | #330 |
| 2002 | 274 | #677 | 939 | #326 |
| 2001 | 315 | #615 | 1,053 | #296 |
| 2000 | 333 | #595 | 1,221 | #265 |
| 1999 | 353 | #567 | 1,218 | #258 |
| 1998 | 374 | #536 | 1,140 | #271 |
| 1997 | 383 | #523 | 1,009 | #285 |
| 1996 | 375 | #528 | 828 | #337 |
| 1995 | 412 | #503 | 883 | #315 |
| 1994 | 393 | #509 | 568 | #446 |
| 1993 | 401 | #513 | 420 | #567 |
| 1992 | 386 | #518 | 366 | #619 |
| 1991 | 383 | #508 | 325 | #666 |
| 1990 | 368 | #514 | 207 | #923 |
| 1989 | 345 | #517 | 170 | #1,013 |
| 1988 | 342 | #495 | 123 | #1,223 |
| 1987 | 322 | #496 | 96 | #1,403 |
| 1986 | 311 | #495 | 75 | #1,601 |
| 1985 | 351 | #460 | 83 | #1,488 |
| 1984 | 311 | #476 | 64 | #1,724 |
| 1983 | 330 | #460 | 51 | #2,019 |
| 1982 | 333 | #463 | 49 | #2,107 |
| 1981 | 335 | #452 | 41 | #2,401 |
| 1980 | 353 | #441 | 29 | #3,058 |
| 1979 | 322 | #453 | 31 | #2,849 |
| 1978 | 296 | #471 | 36 | #2,462 |
| 1977 | 345 | #426 | 40 | #2,300 |
| 1976 | 344 | #418 | 23 | #3,173 |
| 1975 | 347 | #418 | 41 | #2,130 |
| 1974 | 366 | #409 | 29 | #2,602 |
| 1973 | 381 | #399 | 25 | #2,818 |
| 1972 | 462 | #365 | 34 | #2,268 |
| 1971 | 445 | #380 | 29 | #2,587 |
| 1970 | 510 | #361 | 39 | #2,112 |
| 1969 | 549 | #331 | 32 | #2,288 |
| 1968 | 572 | #317 | 37 | #1,994 |
| 1967 | 593 | #302 | 53 | #1,557 |
| 1966 | 615 | #300 | 66 | #1,347 |
| 1965 | 638 | #297 | 53 | #1,543 |
| 1964 | 731 | #290 | 57 | #1,515 |
| 1963 | 672 | #300 | 65 | #1,387 |
| 1962 | 782 | #276 | 59 | #1,453 |
| 1961 | 843 | #271 | 57 | #1,495 |
| 1960 | 848 | #275 | 92 | #1,136 |
| 1959 | 826 | #277 | 72 | #1,272 |
| 1958 | 827 | #269 | 94 | #1,088 |
| 1957 | 844 | #260 | 86 | #1,142 |
| 1956 | 954 | #237 | 81 | #1,157 |
| 1955 | 1,024 | #225 | 92 | #1,054 |
| 1954 | 1,024 | #216 | 94 | #1,013 |
| 1953 | 1,013 | #213 | 89 | #1,024 |
| 1952 | 1,019 | #208 | 109 | #886 |
| 1951 | 1,026 | #202 | 97 | #943 |
| 1950 | 1,076 | #195 | 78 | #1,038 |
| 1949 | 946 | #208 | 88 | #957 |
| 1948 | 991 | #199 | 73 | #1,038 |
| 1947 | 1,099 | #189 | 116 | #814 |
| 1946 | 1,010 | #183 | 90 | #879 |
| 1945 | 829 | #185 | 89 | #802 |
| 1944 | 900 | #180 | 85 | #831 |
| 1943 | 1,016 | #173 | 137 | #650 |
| 1942 | 1,000 | #169 | 116 | #694 |
| 1941 | 891 | #172 | 83 | #797 |
| 1940 | 927 | #169 | 74 | #834 |
| 1939 | 861 | #173 | 63 | #888 |
| 1938 | 876 | #168 | 89 | #729 |
| 1937 | 905 | #163 | 63 | #875 |
| 1936 | 952 | #156 | 81 | #747 |
| 1935 | 973 | #153 | 93 | #700 |
| 1934 | 932 | #159 | 78 | #763 |
| 1933 | 948 | #152 | 77 | #753 |
| 1932 | 960 | #159 | 57 | #939 |
| 1931 | 937 | #158 | 48 | #1,020 |
| 1930 | 1,076 | #150 | 48 | #1,071 |
| 1929 | 1,058 | #149 | 55 | #978 |
| 1928 | 1,206 | #142 | 60 | #965 |
| 1927 | 1,381 | #127 | 54 | #1,054 |
| 1926 | 1,350 | #129 | 69 | #900 |
| 1925 | 1,345 | #131 | 44 | #1,174 |
| 1924 | 1,502 | #119 | 58 | #1,016 |
| 1923 | 1,543 | #115 | 62 | #939 |
| 1922 | 1,618 | #110 | 51 | #1,076 |
| 1921 | 1,588 | #110 | 61 | #954 |
| 1920 | 1,610 | #107 | 54 | #1,016 |
| 1919 | 1,715 | #96 | 60 | #915 |
| 1918 | 1,879 | #94 | 60 | #927 |
| 1917 | 1,727 | #95 | 55 | #942 |
| 1916 | 1,659 | #95 | 54 | #939 |
| 1915 | 1,615 | #94 | 63 | #827 |
| 1914 | 1,337 | #89 | 39 | #951 |
| 1913 | 1,073 | #90 | 43 | #808 |
| 1912 | 1,003 | #80 | 26 | #1,028 |
| 1911 | 432 | #92 | 24 | #896 |
| 1910 | 353 | #93 | 14 | #1,260 |
| 1909 | 233 | #119 | 12 | #1,276 |
| 1908 | 253 | #101 | 24 | #807 |
| 1907 | 200 | #119 | 20 | #866 |
| 1906 | 209 | #101 | 16 | #957 |
| 1905 | 196 | #109 | 17 | #920 |
| 1904 | 201 | #107 | 21 | #804 |
| 1903 | 162 | #122 | 19 | #809 |
| 1902 | 175 | #110 | 28 | #639 |
| 1901 | 134 | #123 | 17 | #824 |
| 1900 | 218 | #108 | 23 | #777 |
| 1899 | 144 | #115 | 12 | #974 |
| 1898 | 171 | #109 | 18 | #814 |
| 1897 | 149 | #115 | 22 | #678 |
| 1896 | 176 | #105 | 18 | #787 |
| 1895 | 178 | #106 | 18 | #768 |
| 1894 | 168 | #107 | 11 | #990 |
| 1893 | 163 | #108 | 17 | #736 |
| 1892 | 174 | #106 | 17 | #723 |
| 1891 | 113 | #124 | 22 | #571 |
| 1890 | 176 | #100 | 15 | #722 |
| 1889 | 144 | #111 | 15 | #683 |
| 1888 | 168 | #101 | 10 | #884 |
| 1887 | 144 | #101 | 8 | #930 |
| 1886 | 155 | #101 | 10 | #771 |
| 1885 | 170 | #88 | 10 | #737 |
| 1884 | 142 | #107 | 11 | #677 |
| 1883 | 165 | #86 | 9 | #687 |
| 1882 | 146 | #100 | 9 | #671 |
| 1881 | 129 | #99 | 16 | #431 |
| 1880 | 142 | #96 | 16 | #433 |
Highest rank
As a boy name, Sidney reached #80 in 1912. As a girl name, it reached #258 in 1999. Ranks count every name SSA published for that year and sex, so they go well past the top 1,000.
Names from the same era
These names were also most popular in the 1910s, with a similar number of babies. They can work as sibling or middle names that feel like they belong together.
Names spelled like Sidney
Source: US Social Security Administration baby name data, 1880–2024. Counts are Social Security card applications for US births; SSA leaves out names given to fewer than 5 babies in a year. Updated 2026-10-05. How these numbers are made.