Jeffifer is a very rare girls' name that was most common in the 1970s and has all but disappeared.
Jeffifer is a girl name. It last appears in U.S. records in 1990. Jeffifer was first reported in SSA data in 1970 and peaked in 1978 (12 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1990 | 10 | — | #8,136 |
| 1989 | 7 | — | #10,151 |
| 1988 | 8 | — | #8,716 |
| 1987 | 5 | — | #12,051 |
| 1986 | 12 | — | #5,916 |
| 1985 | 11 | — | #6,201 |
| 1984 | 8 | — | #7,670 |
| 1983 | 9 | — | #6,941 |
| 1982 | 12 | — | #5,682 |
| 1981 | 7 | — | #8,467 |
| 1980 | 9 | — | #7,014 |
| 1979 | 10 | — | #6,384 |
| 1978 | 12 | — | #5,323 |
| 1977 | 9 | — | #6,539 |
| 1976 | 11 | — | #5,360 |
| 1973 | 8 | — | #6,304 |
| 1972 | 11 | — | #4,910 |
| 1971 | 5 | — | #8,830 |
| 1970 | 6 | — | #7,424 |