Eraina is a very rare variant of Erin that was most common in the 1940s and has all but disappeared.
Eraina is a girl name. It last appears in U.S. records in 2002. Eraina first appears in 1944 and peaked in 1945 (18 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2002 | 5 | 5 | #16,251 |
| 1991 | 5 | — | #13,833 |
| 1989 | 10 | — | #7,613 |
| 1988 | 7 | — | #9,558 |
| 1987 | 5 | — | #11,861 |
| 1984 | 5 | — | #10,903 |
| 1983 | 7 | — | #8,299 |
| 1981 | 9 | — | #6,958 |
| 1980 | 10 | — | #6,436 |
| 1979 | 7 | — | #8,295 |
| 1978 | 7 | — | #7,868 |
| 1977 | 10 | — | #6,006 |
| 1976 | 10 | — | #5,715 |
| 1975 | 7 | — | #7,385 |
| 1974 | 8 | — | #6,413 |
| 1973 | 11 | — | #4,976 |
| 1972 | 7 | — | #6,755 |
| 1971 | 9 | — | #5,663 |
| 1970 | 13 | — | #4,308 |
| 1968 | 10 | — | #4,580 |
| 1967 | 6 | — | #6,250 |
| 1966 | 11 | — | #4,031 |
| 1965 | 12 | — | #3,804 |
| 1964 | 6 | — | #6,232 |
| 1962 | 11 | — | #4,075 |
| 1961 | 6 | — | #6,044 |
| 1960 | 7 | — | #5,330 |
| 1959 | 9 | — | #4,399 |
| 1958 | 5 | — | #6,372 |
| 1957 | 7 | — | #5,052 |
| 1949 | 8 | — | #3,983 |
| 1948 | 9 | — | #3,675 |
| 1947 | 7 | — | #4,485 |
| 1946 | 6 | — | #4,600 |
| 1945 | 18 | — | #2,007 |
| 1944 | 8 | — | #3,476 |