Jasen is an uncommon variant of Jason that peaked in 1979 and has since faded.
Jasen is a boy name. In 2025 it ranked #5,297 for boy births in the United States (and #11,159 across all names), given to 18 babies. Jasen first appears in 1954 and peaked in 1979 (204 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 18 | 18 | #5,297 |
| 2024 | 16 | 16 | #5,762 |
| 2023 | 23 | 23 | #4,527 |
| 2022 | 22 | 22 | #4,615 |
| 2021 | 17 | 17 | #5,433 |
| 2020 | 26 | 26 | #3,960 |
| 2019 | 32 | 32 | #3,523 |
| 2018 | 36 | 36 | #3,201 |
| 2017 | 28 | 28 | #3,828 |
| 2016 | 46 | 46 | #2,673 |
| 2015 | 55 | 55 | #2,373 |
| 2014 | 104 | 104 | #1,541 |
| 2013 | 112 | 112 | #1,470 |
| 2012 | 53 | 53 | #2,398 |
| 2011 | 49 | 49 | #2,524 |
| 2010 | 60 | 60 | #2,196 |
| 2009 | 44 | 44 | #2,780 |
| 2008 | 54 | 54 | #2,394 |
| 2007 | 61 | 61 | #2,198 |
| 2006 | 64 | 64 | #2,072 |
| 2005 | 55 | 55 | #2,196 |
| 2004 | 53 | 53 | #2,200 |
| 2003 | 66 | 66 | #1,808 |
| 2002 | 54 | 54 | #2,032 |
| 2001 | 61 | 61 | #1,832 |
| 2000 | 59 | 59 | #1,822 |
| 1999 | 55 | 55 | #1,810 |
| 1998 | 52 | 52 | #1,885 |
| 1997 | 58 | — | #1,699 |
| 1996 | 59 | — | #1,646 |
| 1995 | 54 | — | #1,670 |
| 1994 | 47 | — | #1,839 |
| 1993 | 48 | — | #1,778 |
| 1992 | 46 | — | #1,811 |
| 1991 | 44 | — | #1,810 |
| 1990 | 44 | — | #1,793 |
| 1989 | 71 | — | #1,298 |
| 1988 | 74 | — | #1,174 |
| 1987 | 85 | — | #1,034 |
| 1986 | 69 | — | #1,139 |
| 1985 | 80 | — | #1,027 |
| 1984 | 77 | — | #1,016 |
| 1983 | 119 | — | #804 |
| 1982 | 156 | — | #696 |
| 1981 | 134 | — | #756 |
| 1980 | 159 | — | #689 |
| 1979 | 204 | — | #599 |
| 1978 | 141 | — | #708 |
| 1977 | 176 | — | #642 |
| 1976 | 186 | — | #595 |
| 1975 | 180 | — | #605 |
| 1974 | 181 | — | #593 |
| 1973 | 200 | — | #563 |
| 1972 | 193 | — | #575 |
| 1971 | 140 | — | #701 |
| 1970 | 102 | — | #804 |
| 1969 | 63 | — | #968 |
| 1968 | 30 | — | #1,444 |
| 1967 | 17 | — | #1,942 |
| 1966 | 12 | — | #2,383 |
| 1965 | 10 | — | #2,685 |
| 1964 | 8 | — | #3,146 |
| 1962 | 6 | — | #3,826 |
| 1958 | 5 | — | #4,210 |
| 1954 | 6 | — | #3,620 |