Sidney

#1,872 for girls in 2025, 105 births · #1,323 for boys in 2025, 146 births
Given to boys 77.3% of the time

Showing
Show data for
Peak · boys
1912 · 1,003 births
Debut · boys
142 births
In top 100 · boys
17 yrs
of 146 years
Total births · boys
84,202
since 1880

Sidney over time

girlsboys

Rank within each sex, plotted together. Click any year to open it.

#1#10#100#1,000rank188019001920194019601980200020201929peak #258, 1999peak #80, 1912girlsboys
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
Yeargirlsboys
rankbirthsrankbirths
2025#1,872105#1,323146
2024#1,732117#1,371137
2023#1,627128#1,230160
2022#1,387165#1,200166
2021#1,347164#1,383132
2020#1,510141#1,160166
2019#1,287179#1,112177
2018#1,135215#1,141168
2017#1,120225#1,100177
2016#1,018260#1,022196
2015#997270#1,086180
2014#916295#1,137167
2013#906282#948210
2012#831323#916226
2011#680413#893231
2010#670432#827259
2009#529571#843254
2008#524583#812270
2007#486668#839254
2006#426745#801255
2005#378834#834222
2004#374836#717267
2003#330951#680285
2002#326939#676274
2001#2961,053#612315
2000#2651,221#593333
1999#2581,218#565353
1998#2711,140#535374
1997#2851,009#523383
1996#337828#528375
1995#315883#503412
1994#445568#509393
1993#566420#513401
1992#618366#516386
1991#666325#506383
1990#921207#514369
1989#1,009170#517345
1988#1,217123#494342
1987#1,39896#496322
1986#1,58875#495311
1985#1,48383#459351
1984#1,70364#475311
1983#1,99351#459330
1982#2,08249#463333
1981#2,37541#451335
1980#3,00229#440353
1979#2,79531#451322
1978#2,43136#469296
1977#2,25740#425345
1976#3,09523#418344
1975#2,09741#418347
1974#2,55629#408366
1973#2,75325#399381
1972#2,22234#364462
1971#2,54229#380445
1970#2,08139#361509
1969#2,25432#331549
1968#1,97537#317572
1967#1,53753#302593
1966#1,33566#300615
1965#1,52853#297638
1964#1,49757#289731
1963#1,37265#299672
1962#1,44459#276782
1961#1,48157#271844
1960#1,13192#275848
1959#1,26272#277825
1958#1,08194#269827
1957#1,13586#260844
1956#1,15181#237954
1955#1,05092#2251,024
1954#1,01194#2161,024
1953#1,01889#2131,014
1952#884109#2081,018
1951#93897#2021,026
1950#1,03478#1951,076
1949#94888#208946
1948#1,03173#199991
1947#810116#1891,099
1946#87490#1831,010
1945#79989#185828
1944#82785#180901
1943#650137#1731,016
1942#689116#1691,000
1941#79083#172891
1940#82774#169926
1939#88263#173861
1938#72489#168876
1937#87063#163905
1936#73981#156952
1935#69393#153973
1934#75678#158932
1933#75177#152948
1932#93357#158960
1931#1,01048#158937
1930#1,05948#1501,076
1929#96855#1491,058
1928#96260#1421,206
1927#1,04254#1271,381
1926#89369#1291,350
1925#1,16044#1311,345
1924#99958#1191,502
1923#92862#1151,543
1922#1,05951#1101,618
1921#94661#1101,588
1920#1,00554#1071,610
1919#90960#961,715
1918#92160#941,879
1917#93355#951,727
1916#92854#951,659
1915#82463#941,615
1914#94239#891,337
1913#80343#891,073
1912#1,00326#801,003
1911#87524#92432
1910#1,20714#93353
1909#1,21912#119233
1908#79124#101253
1907#84020#119200
1906#91716#101209
1905#90017#109196
1904#77321#106201
1903#78919#122162
1902#62328#109175
1901#79517#123134
1900#76023#107218
1899#93512#115144
1898#79018#109171
1897#66022#115149
1896#75418#105176
1895#74618#105178
1894#95011#107168
1893#71317#107163
1892#70617#106174
1891#55922#122113
1890#69315#100176
1889#65715#110144
1888#83710#101168
1887#8608#101144
1886#73110#100155
1885#69510#88170
1884#64011#107142
1883#6519#86165
1882#6349#99146
1881#41816#97129
1880#42116#95142
First appearance
1880

In the first year the SSA published name data, Sidney was already there! It came in at #95, and was given to 142 baby boys.


Quietest stretch: 1891, when fewer than 120 boys a year got the name.

See more about Sidney
Momentum · boys
Holding steady
  • 48 spots since 2024 (#1,371#1,323)
  • 163 spots since 2020 (#1,160#1,323)
  • 237 spots since 2015 (#1,086#1,323)
  • Biggest jump: 33 spots in 2006 (#834#801)
  • Biggest drop: 189 spots in 2014 (#948#1,137)
Rise & fade · boys
32 yrs to peak
  • Debuted 1880
  • Peaked 1912 at #80 (1,003 births)
  • Births halved by 1971, 59 yrs later
Top of the charts · boys
Top 100 for 17 yrs
  • Top 10: never
  • Top 100: 17 yrs · run 1910–1919
  • Top 1,000: 134 yrs · run 1880–2013
Share of babies · boys
1 in 429
  • Highest: 1 in 429 boys born in 1912 were named Sidney (0.23%)
  • Latest: 1 in 11,699 boys born in 2025 (0.01%)
Era · boys
The 1920s
  • 16.9% of all boys named Sidney (14,201) were born in this decade
Girls or boys?
Flipped in 2022
  • Mostly girls until 2021, mostly boys since
all girlsall boys
Show by decade
DecadeBirthsBest rankAvg rank
1880s1,505#86 (1883)#98
1890s1,612#100 (1890)#109
1900s1,981#101 (1908)#112
1910s12,793#80 (1912)#92
1920s14,201#107 (1920)#124
1930s9,420#150 (1930)#159
1940s9,608#169 (1942)#183
1950s9,632#195 (1950)#230
1960s6,844#271 (1961)#296
1970s3,817#361 (1970)#409
1980s3,333#440 (1980)#475
1990s3,829#503 (1995)#521
2000s2,729#593 (2000)#741
2010s1,991#827 (2010)#1,018
2020s907#1,160 (2020)#1,278

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.

Sidney in 1929

girls
#968
55 births · 1 in 20,301 girls
boys
#149
1,058 births · 1 in 1,017 boys

Top girls' names in 1929

  1. #1Mary63,512
  2. #2Betty36,675
  3. #3Dorothy31,476
  4. #4Helen20,983
  5. #5Margaret19,212
  6. #6Doris16,498
  7. #7Barbara16,038
  8. #8Ruth16,021
  9. #9Shirley14,576
  10. #10Patricia13,624
  11. #968Sidney55

Top boys' names in 1929

  1. #1Robert59,807
  2. #2James52,135
  3. #3John52,112
  4. #4William47,815
  5. #5Charles29,930
  6. #6Richard29,572
  7. #7Donald27,181
  8. #8George23,020
  9. #9Joseph21,165
  10. #10Edward17,220
  11. #149Sidney1,058
More about 1929

girls

1,116,561 girls got a published name in 1929; 1 in 20,301 of them was named Sidney, which outranked 81.7% of the 5,277 girls' names that year. The ten most popular names covered 22.3% of girls (24.6% in 1880, 7.0% in 2025).

Ranked beside Sidney
  1. #959Marva56
  2. #959Merlene56
  3. #959Rosalia56
  4. #968Sidney55
  5. #968Carma55
  6. #968Fairy55
  7. #968Golda55
  8. #981Earlean54
  9. #981Elease54
  10. #981Elenor54

Tied with 12 names at #968; 3 shown. Tied names share a rank, as in SSA's lists.

Biggest movers since 1928
Risers
  1. 1,951Dorla#2,623#672
  2. 797Ingrid#1,738#941
  3. 534Sydell#1,502#968
  4. 521Elenor#1,502#981
  5. 406Jeanine#888#482
Fallers
  1. 937Joline#888#1,825
  2. 259Mafalda#936#1,195
  3. 250Lorelei#994#1,244
  4. 249Ardelle#888#1,137
  5. 234Charmaine#420#654

Among names in the top 1,000 of either year.

boys

1,075,615 boys got a published name in 1929; 1 in 1,017 of them was named Sidney, which outranked 96.7% of the 4,545 boys' names that year. The ten most popular names covered 33.5% of boys (44.2% in 1880, 8.0% in 2025).

Ranked beside Sidney
  1. #146Alan1,101
  2. #147Morris1,090
  3. #148Franklin1,061
  4. #149Sidney1,058
  5. #150Willis1,030
  6. #151Phillip1,027
  7. #152Lyle1,007
Biggest movers since 1928
Risers
  1. 2,188Davey#2,843#655
  2. 554Davie#1,413#859
  3. 374Derald#1,095#721
  4. 358Vernal#1,353#995
  5. 350Ken#1,228#878
Fallers
  1. 530Adolf#950#1,480
  2. 426Quinton#913#1,339
  3. 349Thornton#963#1,312
  4. 346Verlyn#891#1,237
  5. 346Isidore#891#1,237

Among names in the top 1,000 of either year.

See the top 100 for 1929