Unisex name · peaked 1918

Sidney

From Old English *Sīdaneġ, the name of a place in Surrey, from sīd (“wide”) + eġ (“island”).

Every Sidney since 1880 — 108,987 of them. Popularity, births, and rankings for each year, from official Social Security records.

Measure
Births per 1,000 babies of that sex — comparable across eras
0.631.251.882.518801900192019401960198020002020BoysGirls
BoysGirls
Rank 2025
#1,327
among boys
Babies in 2025
251
named Sidney
Peak year
1918
1,939 babies
All-time total
108,987
since 1880

The story of Sidney

Sidney is uncommon for boys in the United States, ranked #1,327 in 2025 with 146 babies given the name. It is currently holding steady compared with a decade ago.

Since 1880, 108,987 American babies have been named Sidney — about 77% boys and 23% girls, making it a genuinely unisex name. Its peak came in 1918, when 1,939 newborns received the name — the signature sound of the 1910s.

The chart above shows the full history: the popularity view (births per 1,000 babies) is the honest comparison across generations, since total US births have changed enormously since 1880. Switch to the rank view to see where Sidney stood among all boys' names in any year, or use the compare tool to plot it against other names.

Sidney year by year

Every year since 2001, and five-year steps back to 1880. Rank is within each sex.

Year Girls Girls rank Boys Boys rank
2025 105 #1,878 146 #1,327
2024 117 #1,742 137 #1,380
2023 128 #1,634 160 #1,233
2022 165 #1,394 166 #1,203
2021 164 #1,351 132 #1,393
2020 141 #1,515 166 #1,164
2019 179 #1,290 177 #1,115
2018 215 #1,140 168 #1,150
2017 225 #1,122 177 #1,103
2016 260 #1,021 196 #1,026
2015 270 #1,002 180 #1,088
2014 295 #916 167 #1,141
2013 282 #908 210 #954
2012 323 #832 226 #919
2011 413 #681 231 #894
2010 432 #670 259 #828
2009 571 #530 254 #847
2008 583 #525 270 #814
2007 668 #487 254 #842
2006 745 #426 255 #804
2005 834 #378 222 #838
2004 836 #374 267 #719
2003 951 #330 285 #681
2002 939 #326 274 #677
2001 1,053 #296 315 #615
2000 1,221 #265 333 #595
1995 883 #315 412 #503
1990 207 #923 369 #514
1985 83 #1,488 351 #460
1980 29 #3,058 353 #440
1975 41 #2,130 347 #418
1970 39 #2,112 509 #361
1965 53 #1,543 638 #298
1960 92 #1,137 848 #275
1955 92 #1,054 1,024 #225
1950 78 #1,038 1,076 #195
1945 89 #802 828 #186
1940 74 #833 926 #169
1935 93 #700 973 #153
1930 48 #1,071 1,076 #150
1925 44 #1,174 1,345 #131
1920 54 #1,016 1,610 #107
1915 63 #827 1,615 #94
1910 14 #1,260 353 #93
1905 17 #920 196 #109
1900 23 #777 218 #108
1895 18 #768 178 #106
1890 15 #722 176 #100
1885 10 #737 170 #88
1880 16 #433 142 #96

Famous people named Sidney

  1. Sidney Poitier Actor · b. 1927
  2. Sidney Sheldon Writer · 1917–2007
  3. Sidney Lumet Film director · 1924–2011
  4. Sidney Bechet Musician · 1897–1959
  5. Sidney Altman Chemist · b. 1939

Ranked by global fame across Wikipedia editions (Pantheon project, MIT).

Frequently asked questions

What does the name Sidney mean?

From Old English *Sīdaneġ, the name of a place in Surrey, from sīd (“wide”) + eġ (“island”).

How popular is the name Sidney in 2025?

Sidney ranked #1,327 among boys' names in the United States in 2025, with 146 babies given the name, according to Social Security Administration data.

How many people are named Sidney?

108,987 babies have been named Sidney in the United States since 1880, based on Social Security card applications.

When was the name Sidney most popular?

Sidney peaked in 1918, when 1,939 newborns received the name.

Is Sidney a boy or girl name?

Sidney is used for both: about 23% of babies named Sidney have been girls and 77% boys.

Is the name Sidney rising or falling?

Sidney has been roughly stable over the past decade.

Who are famous people named Sidney?

Well-known people named Sidney include Sidney Poitier (actor), Sidney Sheldon (writer), Sidney Lumet (film director).

Names like Sidney

Compare Sidney with similar names →