Wilba is a very rare girls' name that was most common in the 1910s and has all but disappeared.
Wilba is a girl name. It last appears in U.S. records in 1941. Wilba first appears in 1913 and peaked in 1913 (18 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1941 | 6 | — | #4,405 |
| 1939 | 9 | — | #3,140 |
| 1938 | 5 | — | #4,976 |
| 1936 | 5 | — | #4,839 |
| 1935 | 6 | — | #4,190 |
| 1931 | 6 | — | #4,319 |
| 1930 | 6 | — | #4,541 |
| 1929 | 7 | — | #4,040 |
| 1927 | 8 | — | #3,864 |
| 1926 | 6 | — | #4,832 |
| 1925 | 8 | — | #4,016 |
| 1924 | 9 | — | #3,654 |
| 1923 | 8 | — | #3,960 |
| 1922 | 5 | — | #5,768 |
| 1921 | 7 | — | #4,446 |
| 1919 | 10 | — | #3,213 |
| 1918 | 5 | — | #5,564 |
| 1917 | 9 | — | #3,338 |
| 1916 | 8 | — | #3,541 |
| 1915 | 7 | — | #3,784 |
| 1914 | 7 | — | #3,175 |
| 1913 | 18 | — | #1,403 |