Aiko is a rare girls' name that has climbed to its highest level yet, peaking in 2023.
Aiko is predominantly a girl name. In 2025 it ranked #2,720 among girls (63) and #6,462 among boys (13) — overall #4,258 across all names. The charts below show girls and boys separately.
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 76 | 76 | #2,720 | #6,462 |
| 2024 | 85 | 85 | #2,389 | #8,333 |
| 2023 | 98 | 98 | #2,353 | #4,746 |
| 2022 | 81 | 81 | #2,856 | #4,573 |
| 2021 | 70 | 70 | #3,069 | #5,347 |
| 2020 | 66 | 66 | #2,892 | #7,514 |
| 2019 | 56 | 56 | #3,337 | #8,233 |
| 2018 | 31 | 31 | #4,460 | — |
| 2017 | 23 | 23 | #5,519 | — |
| 2016 | 25 | 25 | #5,288 | — |
| 2015 | 24 | 24 | #5,469 | — |
| 2014 | 34 | 34 | #4,270 | — |
| 2013 | 24 | 24 | #5,495 | — |
| 2012 | 28 | 28 | #4,964 | — |
| 2011 | 28 | 28 | #4,916 | — |
| 2010 | 37 | 37 | #4,025 | — |
| 2009 | 50 | 50 | #3,303 | — |
| 2008 | 39 | 39 | #4,008 | — |
| 2007 | 28 | 28 | #5,100 | — |
| 2006 | 37 | 37 | #3,995 | — |
| 2005 | 33 | 33 | #4,195 | — |
| 2004 | 27 | 27 | #4,821 | — |
| 2003 | 32 | 32 | #4,111 | — |
| 2002 | 35 | 35 | #3,732 | — |
| 2001 | 13 | 13 | #7,734 | — |
| 2000 | 17 | 17 | #6,213 | — |
| 1999 | 12 | 12 | #7,731 | — |
| 1998 | 18 | 18 | #5,587 | — |
| 1997 | 15 | — | #6,169 | — |
| 1996 | 12 | — | #7,137 | — |
| 1995 | 8 | — | #9,576 | — |
| 1994 | 13 | — | #6,678 | — |
| 1993 | 14 | — | #6,271 | — |
| 1992 | 9 | — | #8,743 | — |
| 1991 | 11 | — | #7,432 | — |
| 1990 | 12 | — | #6,871 | — |
| 1989 | 8 | — | #8,771 | — |
| 1988 | 5 | — | #11,814 | — |
| 1987 | 8 | — | #7,991 | — |
| 1986 | 5 | — | #10,929 | — |
| 1985 | 6 | — | #9,316 | — |
| 1984 | 6 | — | #9,155 | — |
| 1983 | 9 | — | #6,715 | — |
| 1982 | 6 | — | #9,245 | — |
| 1981 | 7 | — | #8,141 | — |
| 1979 | 5 | — | #10,225 | — |
| 1978 | 6 | — | #8,572 | — |
| 1976 | 5 | — | #9,299 | — |
| 1975 | 7 | — | #7,178 | — |
| 1974 | 5 | — | #8,794 | — |
| 1973 | 5 | — | #8,438 | — |
| 1972 | 7 | — | #6,564 | — |
| 1971 | 5 | — | #8,337 | — |
| 1958 | 5 | — | #6,110 | — |
| 1943 | 7 | — | #3,807 | — |
| 1939 | 7 | — | #3,433 | — |
| 1938 | 8 | — | #3,183 | — |
| 1937 | 5 | — | #4,259 | — |
| 1936 | 7 | — | #3,378 | — |
| 1935 | 10 | — | #2,734 | — |
| 1934 | 10 | — | #2,743 | — |
| 1933 | 12 | — | #2,405 | — |
| 1932 | 13 | — | #2,366 | — |
| 1931 | 20 | — | #1,750 | — |
| 1930 | 16 | — | #2,114 | — |
| 1929 | 22 | — | #1,704 | — |
| 1928 | 24 | — | #1,680 | — |
| 1927 | 25 | — | #1,670 | — |
| 1926 | 38 | — | #1,262 | — |
| 1925 | 39 | — | #1,252 | — |
| 1924 | 41 | — | #1,244 | — |
| 1923 | 32 | — | #1,429 | — |
| 1922 | 34 | — | #1,366 | — |
| 1921 | 17 | — | #2,195 | — |
| 1920 | 34 | — | #1,350 | — |
| 1919 | 41 | — | #1,155 | — |
| 1918 | 26 | — | #1,567 | — |
| 1917 | 20 | — | #1,773 | — |
| 1916 | 15 | — | #2,133 | — |
| 1915 | 10 | — | #2,690 | — |
| 1914 | 7 | — | #2,879 | — |
| 1913 | 7 | — | #2,543 | — |
| 1912 | 8 | — | #2,153 | — |