Kieran is an established boys' name that has climbed to its highest level yet, peaking in 2025.
Kieran is predominantly a boy name. In 2025 it ranked #389 among boys (817) and #9,184 among girls (11) — overall #768 across all names. The charts below show girls and boys separately.
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 828 | 828 | #9,184 | #389 |
| 2024 | 727 | 727 | #9,259 | #440 |
| 2023 | 657 | 657 | #5,862 | #477 |
| 2022 | 652 | 652 | #4,531 | #490 |
| 2021 | 606 | 606 | #11,672 | #493 |
| 2020 | 579 | 579 | #5,758 | #514 |
| 2019 | 606 | 606 | #5,232 | #493 |
| 2018 | 601 | 601 | #5,696 | #497 |
| 2017 | 601 | 601 | #4,266 | #512 |
| 2016 | 563 | 563 | #5,718 | #539 |
| 2015 | 589 | 589 | #4,794 | #512 |
| 2014 | 516 | 516 | #4,409 | #576 |
| 2013 | 506 | 506 | #4,206 | #558 |
| 2012 | 506 | 506 | #4,177 | #554 |
| 2011 | 613 | 613 | #3,246 | #474 |
| 2010 | 522 | 522 | #3,144 | #540 |
| 2009 | 591 | 591 | #2,814 | #510 |
| 2008 | 569 | 569 | #2,735 | #533 |
| 2007 | 527 | 527 | #2,447 | #571 |
| 2006 | 499 | 499 | #3,119 | #563 |
| 2005 | 464 | 464 | #2,920 | #571 |
| 2004 | 481 | 481 | #2,875 | #544 |
| 2003 | 481 | 481 | #2,938 | #538 |
| 2002 | 456 | 456 | #2,689 | #556 |
| 2001 | 465 | 465 | #2,724 | #534 |
| 2000 | 470 | 470 | #2,727 | #528 |
| 1999 | 378 | 378 | #2,453 | #597 |
| 1998 | 352 | 352 | #2,354 | #625 |
| 1997 | 295 | — | #3,270 | #644 |
| 1996 | 320 | — | #2,875 | #624 |
| 1995 | 297 | — | #3,456 | #638 |
| 1994 | 264 | — | #3,570 | #680 |
| 1993 | 215 | — | #4,465 | #755 |
| 1992 | 142 | — | #5,599 | #964 |
| 1991 | 120 | — | #6,101 | #1,059 |
| 1990 | 121 | — | #7,100 | #1,018 |
| 1989 | 92 | — | #9,180 | #1,157 |
| 1988 | 76 | — | #6,472 | #1,288 |
| 1987 | 71 | — | #6,542 | #1,263 |
| 1986 | 74 | — | #5,960 | #1,222 |
| 1985 | 79 | — | #5,195 | #1,162 |
| 1984 | 87 | — | #5,364 | #1,038 |
| 1983 | 62 | — | #5,291 | #1,341 |
| 1982 | 78 | — | #4,097 | #1,214 |
| 1981 | 58 | — | #7,750 | #1,319 |
| 1980 | 52 | — | #7,072 | #1,457 |
| 1979 | 57 | — | #8,475 | #1,310 |
| 1978 | 52 | — | #10,526 | #1,336 |
| 1977 | 49 | — | #8,993 | #1,400 |
| 1976 | 35 | — | — | #1,562 |
| 1975 | 41 | — | — | #1,370 |
| 1974 | 51 | — | #4,124 | #1,458 |
| 1973 | 44 | — | #9,035 | #1,338 |
| 1972 | 32 | — | #8,878 | #1,705 |
| 1971 | 63 | — | #5,296 | #1,131 |
| 1970 | 50 | — | #7,494 | #1,256 |
| 1969 | 37 | — | #7,020 | #1,454 |
| 1968 | 40 | — | #7,564 | #1,300 |
| 1967 | 50 | — | #5,197 | #1,157 |
| 1966 | 39 | — | — | #1,209 |
| 1965 | 56 | — | #4,343 | #1,101 |
| 1964 | 46 | — | #5,734 | #1,251 |
| 1963 | 40 | — | #5,592 | #1,367 |
| 1962 | 33 | — | — | #1,380 |
| 1961 | 39 | — | — | #1,271 |
| 1960 | 43 | — | #6,022 | #1,308 |
| 1959 | 38 | — | #5,897 | #1,397 |
| 1958 | 34 | — | — | #1,330 |
| 1957 | 28 | — | — | #1,502 |
| 1956 | 22 | — | — | #1,701 |
| 1955 | 26 | — | — | #1,523 |
| 1954 | 12 | — | — | #2,376 |
| 1953 | 20 | — | — | #1,745 |
| 1952 | 23 | — | #5,987 | #1,831 |
| 1951 | 12 | — | — | #2,310 |
| 1950 | 18 | — | — | #1,784 |
| 1949 | 14 | — | #5,638 | #2,711 |
| 1948 | 11 | — | — | #2,386 |
| 1947 | 12 | — | — | #2,313 |
| 1946 | 15 | — | — | #1,921 |
| 1945 | 5 | — | — | #3,558 |
| 1944 | 10 | — | — | #2,391 |
| 1942 | 7 | — | — | #3,080 |
| 1941 | 5 | — | — | #3,775 |
| 1940 | 7 | — | — | #3,010 |
| 1939 | 7 | — | — | #2,989 |
| 1938 | 8 | — | — | #2,764 |
| 1936 | 5 | — | — | #3,826 |
| 1935 | 5 | — | — | #3,926 |
| 1934 | 9 | — | — | #2,663 |
| 1932 | 5 | — | — | #4,051 |
| 1931 | 9 | — | — | #2,778 |
| 1929 | 8 | — | — | #3,122 |
| 1928 | 5 | — | — | #4,455 |
| 1926 | 7 | — | — | #3,567 |
| 1924 | 5 | — | — | #4,692 |
| 1923 | 5 | — | — | #4,562 |
| 1921 | 8 | — | — | #3,358 |
| 1918 | 8 | — | — | #3,253 |