Nancyjo is a very rare girls' name that was most common in the 1940s and has all but disappeared.
Nancyjo is a girl name. It last appears in U.S. records in 1966. Nancyjo was first reported in SSA data in 1937 and peaked in 1942 (8 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1966 | 5 | — | #7,292 |
| 1965 | 8 | — | #5,156 |
| 1963 | 5 | — | #7,312 |
| 1962 | 7 | — | #5,687 |
| 1961 | 7 | — | #5,678 |
| 1958 | 5 | — | #6,731 |
| 1954 | 7 | — | #5,009 |
| 1953 | 6 | — | #5,474 |
| 1952 | 5 | — | #6,159 |
| 1951 | 7 | — | #4,694 |
| 1949 | 6 | — | #5,087 |
| 1948 | 6 | — | #5,090 |
| 1946 | 5 | — | #5,479 |
| 1945 | 5 | — | #5,045 |
| 1943 | 8 | — | #3,728 |
| 1942 | 8 | — | #3,645 |
| 1938 | 5 | — | #4,803 |
| 1937 | 7 | — | #3,705 |