Isaac

#9,457 for girls in 2025, 10 births · #47 for boys in 2025, 5,953 births
Given to boys 99.8% of the time

Showing
Show data for
Peak · boys
2013 · 10,134 births
Debut · boys
274 births
In top 100 · boys
45 yrs
of 146 years
Total births · boys
331,508
since 1880

Isaac over time

boys

Rank among boys' names. Click any year to open it.

#1#10#100rank188019001920194019601980200020201945peak #28, 2013boys
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#9,45710#475,953
2024#13,4776#416,529
2023#12,1977#426,621
2022#416,752
2021#406,987
2020#11,0908#397,155
2019#9,11211#348,231
2018#10,5459#348,503
2017#8,77612#328,894
2016#7,60215#319,782
2015#8,93112#319,988
2014#8,48513#319,999
2013#13,1507#2810,134
2012#9,71111#3010,065
2011#12,1538#359,607
2010#16,9925#399,371
2009#9,37912#409,569
2008#8,10915#3710,030
2007#9,00713#4110,274
2006#8,23714#489,685
2005#5,80021#499,127
2004#3,56641#469,181
2003#6,88516#488,944
2002#8,83711#488,312
2001#6,95615#478,200
2000#6,48716#537,439
1999#5,89617#646,407
1998#7,10413#655,859
1997#8,33410#735,146
1996#8,8129#864,566
1995#7,51411#983,881
1994#6,31914#1033,496
1993#6,62213#1103,214
1992#9,4918#1232,773
1991#7,43011#1302,500
1990#7,88010#1322,429
1989#8,7618#1372,210
1988#5,32115#1431,964
1987#4,47418#1511,828
1986#6,15611#1551,736
1985#6,45710#1651,673
1984#4,31817#1601,692
1983#4,68615#1511,796
1982#3,64722#1511,841
1981#6,8049#1501,836
1980#3,99219#1501,798
1979#4,84214#1511,734
1978#5,21412#1671,451
1977#4,94213#1841,264
1976#5,21511#2021,093
1975#5,16111#2131,014
1974#7,6806#223941
1973#235896
1972#6,5587#251806
1971#6,0068#288712
1970#7,0706#332569
1969#5,4568#349514
1968#375427
1967#6,0426#377395
1966#5,2737#362430
1965#375428
1964#352496
1963#359472
1962#6,5785#363482
1961#357494
1960#365467
1959#4,6258#342513
1958#332540
1957#6,0865#334521
1956#5,3256#317552
1955#314545
1954#4,6557#295585
1953#301548
1952#294564
1951#4,8336#292554
1950#282557
1949#270599
1948#298533
1947#5,2955#280599
1946#3,21710#285514
1945#4,5565#281460
1944#269491
1943#279481
1942#4,6225#283450
1941#265451
1940#246486
1939#4,2505#248465
1938#253460
1937#4,2555#255447
1936#261423
1935#4,2045#241476
1934#237481
1933#3,7536#237480
1932#240492
1931#256443
1930#230548
1929#218585
1928#4,7255#241534
1927#203693
1926#4,3066#228586
1925#4,4266#206678
1924#199704
1923#197698
1922#190720
1921#208648
1920#190706
1919#3,8177#178737
1918#194658
1917#192622
1916#186629
1915#195568
1914#177496
1913#172398
1912#162359
1911#143233
1910#130252
1909#128209
1908#145162
1907#133178
1906#128163
1905#144147
1904#126167
1903#135138
1902#135143
1901#124133
1900#116198
1899#119139
1898#117156
1897#101175
1896#100191
1895#107172
1894#105170
1893#97182
1892#94203
1891#101160
1890#92187
1889#91188
1888#85221
1887#83194
1886#78224
1885#79204
1884#75243
1883#70227
1882#65278
1881#64258
1880#62274
First appearance
1880

In the first year the SSA published name data, Isaac was already there! It came in at #62, and was given to 274 baby boys.


Quietest stretch: 1893–1908, when fewer than 200 boys a year got the name.

See more about Isaac
Momentum · boys
Holding steady
  • 6 spots since 2024 (#41#47)
  • 8 spots since 2020 (#39#47)
  • 16 spots since 2015 (#31#47)
  • Biggest jump: 44 spots in 1971 (#332#288)
  • Biggest drop: 38 spots in 1928 (#203#241)
Rise & fade · boys
133 yrs to peak
  • Debuted 1880
  • Peaked 2013 at #28 (10,134 births)
  • Not yet halved from its peak
Top of the charts · boys
Top 100 for 45 yrs
  • Top 10: never
  • Top 100: 45 yrs · run 1995–2025
  • Top 1,000: 146 yrs · run 1880–2025
Share of babies · boys
1 in 187
  • Highest: 1 in 187 boys born in 2013 were named Isaac (0.54%)
  • Latest: 1 in 287 boys born in 2025 (0.35%)
Era · boys
The 2010s
  • 28.5% of all boys named Isaac (94,574) were born in this decade
  • Comeback: #62 (1880) → #377 (1967) → #28 (2013)
Show by decade
DecadeBirthsBest rankAvg rank
1880s2,311#62 (1880)#75
1890s1,735#92 (1890)#103
1900s1,638#116 (1900)#131
1910s4,952#130 (1910)#173
1920s6,552#190 (1922)#208
1930s4,715#230 (1930)#246
1940s5,064#246 (1940)#276
1950s5,479#282 (1950)#310
1960s4,605#349 (1969)#363
1970s10,480#151 (1979)#225
1980s18,374#137 (1989)#151
1990s40,271#64 (1999)#98
2000s90,761#37 (2008)#46
2010s94,574#28 (2013)#33
2020s39,997#39 (2020)#42

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.

Isaac in 1945

girls
#4,556
5 births · 1 in 261,418 girls
boys
#281
460 births · 1 in 2,926 boys

Top girls' names in 1945

  1. #1Mary59,278
  2. #2Linda41,465
  3. #3Barbara38,273
  4. #4Patricia35,844
  5. #5Carol30,389
  6. #6Sandra24,700
  7. #7Nancy21,456
  8. #8Sharon20,838
  9. #9Judith20,192
  10. #10Susan19,222
  11. #4,556Isaac5

Top boys' names in 1945

  1. #1James74,464
  2. #2Robert69,947
  3. #3John66,117
  4. #4William50,218
  5. #5Richard46,046
  6. #6David37,110
  7. #7Charles32,469
  8. #8Thomas31,874
  9. #9Michael29,902
  10. #10Ronald23,665
  11. #281Isaac460
More about 1945

girls

1,307,090 girls got a published name in 1945; 1 in 261,418 of them was named Isaac, which outranked 13.1% of the 5,242 girls' names that year. The ten most popular names covered 23.8% of girls (24.6% in 1880, 7.0% in 2025).

Ranked beside Isaac
  1. #4,025Zara6
  2. #4,025Zoanne6
  3. #4,025Zondra6
  4. #4,556Isaac5
  5. #4,556Adda5
  6. #4,556Adina5
  7. #4,556Adine5

Tied with 686 names at #4,556; 3 shown. Tied names share a rank, as in SSA's lists.

Biggest movers since 1944
Risers
  1. 799Lauren#1,153#354
  2. 707Amber#1,661#954
  3. 648Laureen#1,315#667
  4. 630Deidre#1,609#979
  5. 623Candice#1,364#741
Fallers
  1. 395Bernardine#937#1,332
  2. 386Joella#988#1,374
  3. 342Venita#937#1,279
  4. 275Magdalene#867#1,142
  5. 249Alpha#964#1,213

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

boys

1,345,855 boys got a published name in 1945; 1 in 2,926 of them was named Isaac, which outranked 92.6% of the 3,783 boys' names that year. The ten most popular names covered 34.3% of boys (44.2% in 1880, 8.0% in 2025).

Ranked beside Isaac
  1. #278Darryl470
  2. #279Van466
  3. #280Julian462
  4. #281Isaac460
  5. #282Terrance459
  6. #283Doyle456
  7. #284Preston450
Biggest movers since 1944
Risers
  1. 527Delano#1,085#558
  2. 499Dane#1,235#736
  3. 385Eusebio#1,328#943
  4. 371Erick#1,235#864
  5. 311Gerardo#1,282#971
Fallers
  1. 479Joan#870#1,349
  2. 408Kit#841#1,249
  3. 392Llewellyn#935#1,327
  4. 361Valentine#888#1,249
  5. 321Hilario#906#1,227

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

See the top 100 for 1945