The baby name Ellyn appears in baby name data for the United States from 1918 to 2007. It was most popular in 1950 with 89 babies given the name.
In the later years of this period, Ellyn has become more popular compared with earlier years.
| Year | Count |
|---|---|
| 1918 | 10 |
| 1927 | 15 |
| 1929 | 24 |
| 1930 | 15 |
| 1932 | 6 |
| 1939 | 25 |
| 1940 | 10 |
| 1941 | 19 |
| 1942 | 28 |
| 1943 | 34 |
| 1944 | 27 |
| 1945 | 35 |
| 1946 | 54 |
| 1947 | 79 |
| 1948 | 52 |
| 1949 | 60 |
| 1950 | 89 |
| 1951 | 62 |
| 1952 | 56 |
| 1953 | 52 |
| 1954 | 44 |
| 1955 | 48 |
| 1956 | 51 |
| 1957 | 62 |
| 1958 | 60 |
| 1959 | 58 |
| 1960 | 77 |
| 1961 | 44 |
| 1962 | 31 |
| 1963 | 32 |
| 1964 | 36 |
| 1965 | 27 |
| 1966 | 16 |
| 1967 | 20 |
| 1968 | 29 |
| 1969 | 21 |
| 1970 | 7 |
| 1971 | 12 |
| 1972 | 10 |
| 1977 | 12 |
| 1982 | 10 |
| 1987 | 10 |
| 1988 | 30 |
| 1989 | 43 |
| 1990 | 46 |
| 1991 | 49 |
| 1992 | 40 |
| 1993 | 41 |
| 1994 | 33 |
| 1995 | 29 |
| 2004 | 10 |
| 2007 | 10 |