The baby name Karyn appears in baby name data for the United States from 1939 to 2009. It was most popular in 1964 with 605 babies given the name.
In the later years of this period, Karyn has become less common than it once was.
| Year | Count |
|---|---|
| 1939 | 5 |
| 1941 | 10 |
| 1942 | 45 |
| 1943 | 22 |
| 1944 | 28 |
| 1945 | 42 |
| 1946 | 72 |
| 1947 | 167 |
| 1948 | 125 |
| 1949 | 149 |
| 1950 | 163 |
| 1951 | 145 |
| 1952 | 106 |
| 1953 | 132 |
| 1954 | 84 |
| 1955 | 71 |
| 1956 | 171 |
| 1957 | 210 |
| 1958 | 194 |
| 1959 | 184 |
| 1960 | 217 |
| 1961 | 235 |
| 1962 | 359 |
| 1963 | 532 |
| 1964 | 605 |
| 1965 | 530 |
| 1966 | 371 |
| 1967 | 437 |
| 1968 | 439 |
| 1969 | 412 |
| 1970 | 442 |
| 1971 | 485 |
| 1972 | 339 |
| 1973 | 343 |
| 1974 | 310 |
| 1975 | 301 |
| 1976 | 287 |
| 1977 | 400 |
| 1978 | 306 |
| 1979 | 245 |
| 1980 | 278 |
| 1981 | 201 |
| 1982 | 118 |
| 1983 | 119 |
| 1984 | 87 |
| 1985 | 107 |
| 1986 | 77 |
| 1987 | 119 |
| 1988 | 104 |
| 1989 | 122 |
| 1990 | 124 |
| 1991 | 74 |
| 1992 | 81 |
| 1993 | 48 |
| 1994 | 26 |
| 1995 | 18 |
| 1996 | 10 |
| 1997 | 14 |
| 1998 | 10 |
| 1999 | 6 |
| 2000 | 14 |
| 2001 | 5 |
| 2004 | 20 |
| 2005 | 12 |
| 2006 | 10 |
| 2008 | 5 |
| 2009 | 5 |