The baby name Marilynn appears in baby name data for the United States from 1915 to 2024. It was most popular in 1947 with 481 babies given the name.
In the later years of this period, Marilynn has become less common than it once was.
| Year | Count |
|---|---|
| 1915 | 12 |
| 1917 | 16 |
| 1918 | 46 |
| 1919 | 46 |
| 1920 | 96 |
| 1921 | 85 |
| 1922 | 300 |
| 1923 | 301 |
| 1924 | 228 |
| 1925 | 124 |
| 1926 | 181 |
| 1927 | 193 |
| 1928 | 81 |
| 1929 | 138 |
| 1930 | 129 |
| 1931 | 161 |
| 1932 | 154 |
| 1933 | 247 |
| 1934 | 251 |
| 1935 | 294 |
| 1936 | 294 |
| 1937 | 279 |
| 1938 | 323 |
| 1939 | 253 |
| 1940 | 344 |
| 1941 | 348 |
| 1942 | 365 |
| 1943 | 413 |
| 1944 | 408 |
| 1945 | 249 |
| 1946 | 343 |
| 1947 | 481 |
| 1948 | 361 |
| 1949 | 384 |
| 1950 | 419 |
| 1951 | 336 |
| 1952 | 343 |
| 1953 | 313 |
| 1954 | 223 |
| 1955 | 260 |
| 1956 | 244 |
| 1957 | 232 |
| 1958 | 161 |
| 1959 | 155 |
| 1960 | 72 |
| 1961 | 77 |
| 1962 | 24 |
| 1963 | 15 |
| 1964 | 10 |
| 1965 | 12 |
| 1968 | 11 |
| 1969 | 7 |
| 1970 | 13 |
| 1972 | 12 |
| 1976 | 5 |
| 1977 | 12 |
| 1988 | 10 |
| 1995 | 5 |
| 2003 | 14 |
| 2005 | 10 |
| 2006 | 6 |
| 2010 | 5 |
| 2011 | 5 |
| 2012 | 14 |
| 2014 | 10 |
| 2015 | 12 |
| 2016 | 17 |
| 2017 | 22 |
| 2018 | 9 |
| 2019 | 17 |
| 2020 | 7 |
| 2021 | 8 |
| 2022 | 12 |
| 2023 | 10 |
| 2024 | 8 |