Effrey is a boy name. It last appeared in U.S. Social Security records in 1987. Effrey first appears in the data in 1968 and reached its peak in 1981 (9 births). The chart below shows how the name has risen and fallen over time.
| Year | U.S. births | Rank |
|---|---|---|
| 1987 | 5 | #17,618 |
| 1985 | 5 | #16,603 |
| 1984 | 5 | #16,206 |
| 1983 | 7 | #12,520 |
| 1981 | 9 | #10,686 |
| 1980 | 7 | #12,726 |
| 1970 | 8 | #9,250 |
| 1969 | 6 | #10,592 |
| 1968 | 5 | #11,699 |