Kai is a boy name. In 2025 it ranked #140 for boy births in the United States, given to 4,002 babies. Kai first appears in the data in 1926 and reached its peak in 2022 (5,732 births). The chart below shows how the name has risen and fallen over time.
| Year | U.S. births | Rank |
|---|---|---|
| 2025 | 4,002 | #140 |
| 2024 | 4,515 | #124 |
| 2023 | 5,258 | #95 |
| 2022 | 5,732 | #90 |
| 2021 | 5,012 | #107 |
| 2020 | 4,211 | #140 |
| 2019 | 4,082 | #155 |
| 2018 | 3,781 | #172 |
| 2017 | 3,496 | #203 |
| 2016 | 3,215 | #227 |
| 2015 | 3,163 | #235 |
| 2014 | 2,681 | #279 |
| 2013 | 2,265 | #321 |
| 2012 | 2,219 | #327 |
| 2011 | 2,084 | #338 |
| 2010 | 2,018 | #338 |
| 2009 | 1,994 | #353 |
| 2008 | 1,843 | #391 |
| 2007 | 1,609 | #450 |
| 2006 | 1,631 | #437 |
| 2005 | 1,598 | #443 |
| 2004 | 1,488 | #454 |
| 2003 | 1,365 | #490 |
| 2002 | 1,266 | #507 |
| 2001 | 846 | #679 |
| 2000 | 753 | #736 |
| 1999 | 609 | #842 |
| 1998 | 489 | #969 |
| 1997 | 450 | #995 |
| 1996 | 384 | #1,102 |
| 1995 | 438 | #1,024 |
| 1994 | 304 | #1,269 |
| 1993 | 261 | #1,400 |
| 1992 | 227 | #1,530 |
| 1991 | 208 | #1,596 |
| 1990 | 175 | #1,757 |
| 1989 | 178 | #1,687 |
| 1988 | 136 | #1,898 |
| 1987 | 139 | #1,826 |
| 1986 | 125 | #1,888 |
| 1985 | 132 | #1,824 |
| 1984 | 134 | #1,754 |
| 1983 | 112 | #1,936 |
| 1982 | 134 | #1,786 |
| 1981 | 134 | #1,772 |
| 1980 | 147 | #1,676 |
| 1979 | 143 | #1,684 |
| 1978 | 141 | #1,655 |
| 1977 | 111 | #1,908 |
| 1976 | 96 | #1,967 |
| 1975 | 99 | #1,943 |
| 1974 | 93 | #1,971 |
| 1973 | 97 | #1,895 |
| 1972 | 98 | #1,880 |
| 1971 | 64 | #2,478 |
| 1970 | 79 | #2,176 |
| 1969 | 52 | #2,661 |
| 1968 | 60 | #2,333 |
| 1967 | 54 | #2,430 |
| 1966 | 46 | #2,648 |
| 1965 | 48 | #2,616 |
| 1964 | 38 | #3,071 |
| 1963 | 43 | #2,832 |
| 1962 | 43 | #2,820 |
| 1961 | 32 | #3,353 |
| 1960 | 27 | #3,641 |
| 1959 | 33 | #3,205 |
| 1958 | 29 | #3,386 |
| 1957 | 28 | #3,429 |
| 1956 | 12 | #5,608 |
| 1955 | 22 | #3,821 |
| 1954 | 14 | #4,912 |
| 1953 | 15 | #4,627 |
| 1952 | 5 | #9,054 |
| 1951 | 14 | #4,654 |
| 1950 | 9 | #6,006 |
| 1949 | 5 | #8,803 |
| 1944 | 5 | #7,860 |
| 1932 | 6 | #7,230 |
| 1926 | 6 | #8,072 |