Janace is a very rare variant of Janice that was most common in the 1940s and has all but disappeared.
Janace is a girl name. It last appears in U.S. records in 1970. Janace first appears in 1936 and peaked in 1947 (14 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1970 | 10 | — | #5,189 |
| 1959 | 6 | — | #5,847 |
| 1958 | 5 | — | #6,469 |
| 1955 | 8 | — | #4,534 |
| 1952 | 5 | — | #5,909 |
| 1951 | 12 | — | #3,182 |
| 1950 | 9 | — | #3,793 |
| 1949 | 13 | — | #2,909 |
| 1948 | 9 | — | #3,711 |
| 1947 | 14 | — | #2,818 |
| 1946 | 9 | — | #3,521 |
| 1945 | 13 | — | #2,521 |
| 1944 | 7 | — | #3,863 |
| 1943 | 7 | — | #3,972 |
| 1942 | 11 | — | #2,893 |
| 1941 | 7 | — | #3,744 |
| 1940 | 10 | — | #2,834 |
| 1939 | 8 | — | #3,273 |
| 1938 | 6 | — | #4,058 |
| 1937 | 5 | — | #4,547 |
| 1936 | 10 | — | #2,760 |