Rosilyn is a rare variant of Rosalyn that peaked in 1949 and has since faded.
Rosilyn is a girl name. It last appears in U.S. records in 2023. Rosilyn was first reported in SSA data in 1930 and peaked in 1949 (22 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2023 | 9 | 9 | #11,009 |
| 2022 | 9 | 9 | #11,074 |
| 2021 | 7 | 7 | #13,220 |
| 2020 | 9 | 9 | #10,929 |
| 2019 | 10 | 10 | #10,326 |
| 2018 | 5 | 5 | #17,662 |
| 2017 | 11 | 11 | #9,809 |
| 2016 | 7 | 7 | #14,081 |
| 2015 | 7 | 7 | #14,221 |
| 2014 | 5 | 5 | #18,683 |
| 2013 | 6 | 6 | #16,160 |
| 2012 | 6 | 6 | #16,468 |
| 2011 | 10 | 10 | #11,026 |
| 2009 | 5 | 5 | #19,628 |
| 2008 | 5 | 5 | #19,873 |
| 2006 | 8 | 8 | #13,368 |
| 2004 | 5 | 5 | #18,236 |
| 1990 | 8 | — | #9,947 |
| 1989 | 6 | — | #11,987 |
| 1983 | 6 | — | #9,953 |
| 1982 | 6 | — | #10,179 |
| 1981 | 5 | — | #11,734 |
| 1979 | 5 | — | #11,498 |
| 1978 | 5 | — | #11,054 |
| 1977 | 8 | — | #7,395 |
| 1976 | 8 | — | #7,112 |
| 1975 | 8 | — | #6,988 |
| 1974 | 7 | — | #7,487 |
| 1973 | 15 | — | #4,119 |
| 1972 | 8 | — | #6,422 |
| 1971 | 6 | — | #8,106 |
| 1970 | 7 | — | #6,895 |
| 1969 | 9 | — | #5,367 |
| 1968 | 12 | — | #4,175 |
| 1967 | 16 | — | #3,304 |
| 1966 | 16 | — | #3,237 |
| 1965 | 10 | — | #4,445 |
| 1964 | 10 | — | #4,579 |
| 1963 | 12 | — | #3,981 |
| 1962 | 12 | — | #3,961 |
| 1961 | 13 | — | #3,756 |
| 1960 | 16 | — | #3,184 |
| 1959 | 12 | — | #3,781 |
| 1958 | 13 | — | #3,513 |
| 1957 | 20 | — | #2,632 |
| 1956 | 12 | — | #3,658 |
| 1955 | 9 | — | #4,319 |
| 1954 | 8 | — | #4,579 |
| 1953 | 14 | — | #3,071 |
| 1952 | 18 | — | #2,564 |
| 1951 | 15 | — | #2,790 |
| 1950 | 20 | — | #2,237 |
| 1949 | 22 | — | #2,122 |
| 1948 | 9 | — | #3,827 |
| 1947 | 8 | — | #4,282 |
| 1946 | 12 | — | #3,002 |
| 1945 | 11 | — | #2,886 |
| 1944 | 7 | — | #3,998 |
| 1943 | 11 | — | #2,999 |
| 1942 | 6 | — | #4,548 |
| 1941 | 5 | — | #4,964 |
| 1940 | 7 | — | #3,798 |
| 1939 | 7 | — | #3,724 |
| 1938 | 5 | — | #4,880 |
| 1937 | 6 | — | #4,185 |
| 1933 | 5 | — | #4,755 |
| 1932 | 10 | — | #3,016 |
| 1931 | 5 | — | #4,864 |
| 1930 | 7 | — | #3,984 |