Isaac is one of America's most popular boys' names, ranked #47 in 2025.
Isaac is predominantly a boy name. In 2025 it ranked #47 among boys (5,953) and #9,719 among girls (10) — overall #80 across all names. The charts below show girls and boys separately.
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 5,963 | 5,991 | #9,719 | #47 |
| 2024 | 6,535 | 6,579 | #14,153 | #41 |
| 2023 | 6,628 | 6,684 | #12,663 | #42 |
| 2022 | 6,752 | 6,808 | — | #41 |
| 2021 | 6,987 | 7,028 | — | #40 |
| 2020 | 7,163 | 7,209 | #11,492 | #39 |
| 2019 | 8,242 | 8,308 | #9,352 | #34 |
| 2018 | 8,512 | 8,569 | #10,901 | #34 |
| 2017 | 8,906 | 8,980 | #8,994 | #32 |
| 2016 | 9,797 | 9,880 | #7,751 | #31 |
| 2015 | 10,000 | 10,077 | #9,169 | #31 |
| 2014 | 10,012 | 10,096 | #8,661 | #31 |
| 2013 | 10,141 | 10,220 | #13,720 | #28 |
| 2012 | 10,076 | 10,151 | #9,975 | #30 |
| 2011 | 9,615 | 9,680 | #12,607 | #35 |
| 2010 | 9,376 | 9,446 | #18,038 | #39 |
| 2009 | 9,581 | 9,648 | #9,609 | #40 |
| 2008 | 10,045 | 10,101 | #8,279 | #37 |
| 2007 | 10,287 | 10,351 | #9,199 | #41 |
| 2006 | 9,699 | 9,779 | #8,427 | #48 |
| 2005 | 9,148 | 9,222 | #5,891 | #49 |
| 2004 | 9,222 | 9,289 | #3,588 | #46 |
| 2003 | 8,960 | 9,025 | #7,003 | #48 |
| 2002 | 8,323 | 8,395 | #9,076 | #48 |
| 2001 | 8,215 | 8,293 | #7,094 | #47 |
| 2000 | 7,455 | 7,519 | #6,605 | #53 |
| 1999 | 6,424 | 6,485 | #6,019 | #64 |
| 1998 | 5,872 | 5,938 | #7,267 | #65 |
| 1997 | 5,156 | — | #8,587 | #73 |
| 1996 | 4,575 | — | #9,087 | #86 |
| 1995 | 3,892 | — | #7,714 | #98 |
| 1994 | 3,510 | — | #6,451 | #103 |
| 1993 | 3,227 | — | #6,776 | #110 |
| 1992 | 2,781 | — | #9,817 | #124 |
| 1991 | 2,511 | — | #7,602 | #130 |
| 1990 | 2,439 | — | #8,102 | #132 |
| 1989 | 2,218 | — | #9,040 | #137 |
| 1988 | 1,979 | — | #5,424 | #143 |
| 1987 | 1,846 | — | #4,539 | #151 |
| 1986 | 1,747 | — | #6,319 | #155 |
| 1985 | 1,683 | — | #6,626 | #165 |
| 1984 | 1,709 | — | #4,394 | #160 |
| 1983 | 1,811 | — | #4,751 | #151 |
| 1982 | 1,863 | — | #3,692 | #151 |
| 1981 | 1,845 | — | #6,999 | #150 |
| 1980 | 1,817 | — | #4,044 | #150 |
| 1979 | 1,748 | — | #4,922 | #151 |
| 1978 | 1,463 | — | #5,309 | #167 |
| 1977 | 1,277 | — | #5,031 | #184 |
| 1976 | 1,104 | — | #5,346 | #202 |
| 1975 | 1,025 | — | #5,274 | #213 |
| 1974 | 947 | — | #8,060 | #224 |
| 1973 | 896 | — | — | #235 |
| 1972 | 813 | — | #6,813 | #251 |
| 1971 | 720 | — | #6,221 | #288 |
| 1970 | 575 | — | #7,399 | #333 |
| 1969 | 522 | — | #5,632 | #349 |
| 1968 | 427 | — | — | #375 |
| 1967 | 401 | — | #6,304 | #377 |
| 1966 | 437 | — | #5,464 | #364 |
| 1965 | 428 | — | — | #375 |
| 1964 | 496 | — | — | #352 |
| 1963 | 472 | — | — | #359 |
| 1962 | 487 | — | #6,945 | #363 |
| 1961 | 494 | — | — | #357 |
| 1960 | 467 | — | — | #365 |
| 1959 | 521 | — | #4,783 | #342 |
| 1958 | 540 | — | — | #332 |
| 1957 | 526 | — | #6,461 | #334 |
| 1956 | 558 | — | #5,548 | #317 |
| 1955 | 545 | — | — | #315 |
| 1954 | 592 | — | #4,875 | #295 |
| 1953 | 548 | — | — | #301 |
| 1952 | 564 | — | — | #294 |
| 1951 | 560 | — | #5,083 | #292 |
| 1950 | 557 | — | — | #282 |
| 1949 | 599 | — | — | #270 |
| 1948 | 533 | — | — | #298 |
| 1947 | 604 | — | #5,644 | #280 |
| 1946 | 524 | — | #3,314 | #285 |
| 1945 | 465 | — | #4,850 | #281 |
| 1944 | 491 | — | — | #269 |
| 1943 | 481 | — | — | #279 |
| 1942 | 455 | — | #4,925 | #283 |
| 1941 | 451 | — | — | #265 |
| 1940 | 486 | — | — | #246 |
| 1939 | 470 | — | #4,533 | #248 |
| 1938 | 460 | — | — | #253 |
| 1937 | 452 | — | #4,535 | #255 |
| 1936 | 423 | — | — | #261 |
| 1935 | 481 | — | #4,502 | #241 |
| 1934 | 481 | — | — | #237 |
| 1933 | 486 | — | #3,941 | #237 |
| 1932 | 492 | — | — | #240 |
| 1931 | 443 | — | — | #256 |
| 1930 | 548 | — | — | #231 |
| 1929 | 585 | — | — | #218 |
| 1928 | 539 | — | #5,033 | #241 |
| 1927 | 693 | — | — | #203 |
| 1926 | 592 | — | #4,545 | #229 |
| 1925 | 684 | — | #4,667 | #206 |
| 1924 | 704 | — | — | #199 |
| 1923 | 698 | — | — | #197 |
| 1922 | 720 | — | — | #190 |
| 1921 | 648 | — | — | #208 |
| 1920 | 706 | — | — | #191 |
| 1919 | 744 | — | #4,025 | #178 |
| 1918 | 658 | — | — | #194 |
| 1917 | 622 | — | — | #192 |
| 1916 | 629 | — | — | #186 |
| 1915 | 568 | — | — | #196 |
| 1914 | 496 | — | — | #177 |
| 1913 | 398 | — | — | #172 |
| 1912 | 359 | — | — | #162 |
| 1911 | 233 | — | — | #143 |
| 1910 | 252 | — | — | #130 |
| 1909 | 209 | — | — | #128 |
| 1908 | 162 | — | — | #145 |
| 1907 | 178 | — | — | #134 |
| 1906 | 163 | — | — | #128 |
| 1905 | 147 | — | — | #145 |
| 1904 | 167 | — | — | #126 |
| 1903 | 138 | — | — | #138 |
| 1902 | 143 | — | — | #135 |
| 1901 | 133 | — | — | #125 |
| 1900 | 198 | — | — | #116 |
| 1899 | 139 | — | — | #119 |
| 1898 | 156 | — | — | #117 |
| 1897 | 175 | — | — | #101 |
| 1896 | 191 | — | — | #100 |
| 1895 | 172 | — | — | #107 |
| 1894 | 170 | — | — | #105 |
| 1893 | 182 | — | — | #97 |
| 1892 | 203 | — | — | #94 |
| 1891 | 160 | — | — | #101 |
| 1890 | 187 | — | — | #92 |
| 1889 | 188 | — | — | #91 |
| 1888 | 221 | — | — | #85 |
| 1887 | 194 | — | — | #84 |
| 1886 | 224 | — | — | #80 |
| 1885 | 204 | — | — | #79 |
| 1884 | 243 | — | — | #75 |
| 1883 | 227 | — | — | #70 |
| 1882 | 278 | — | — | #65 |
| 1881 | 258 | — | — | #64 |
| 1880 | 274 | — | — | #62 |