Wilsie is a very rare variant of Willis that was most common in the 1910s and has all but disappeared.
Wilsie is predominantly a girl name. It last appears in U.S. records in 1962. Wilsie was first reported in SSA data in 1899 and peaked in 1918 (17 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 1962 | 6 | — | #6,567 | — |
| 1945 | 9 | — | #3,385 | — |
| 1942 | 6 | — | #4,614 | — |
| 1940 | 5 | — | #5,012 | — |
| 1939 | 6 | — | #4,238 | — |
| 1937 | 5 | — | #4,915 | — |
| 1934 | 9 | — | #3,154 | — |
| 1933 | 6 | — | — | #3,638 |
| 1932 | 5 | — | #5,084 | — |
| 1931 | 5 | — | — | #4,309 |
| 1930 | 6 | — | #4,543 | — |
| 1929 | 16 | — | #2,185 | — |
| 1928 | 6 | — | #4,714 | — |
| 1926 | 8 | — | #3,869 | — |
| 1925 | 11 | — | #3,113 | — |
| 1924 | 10 | — | #3,385 | — |
| 1923 | 11 | — | #3,120 | — |
| 1922 | 12 | — | #2,954 | — |
| 1921 | 10 | — | #3,396 | — |
| 1920 | 9 | — | #3,592 | — |
| 1919 | 17 | — | #2,153 | — |
| 1918 | 22 | — | #2,205 | #4,801 |
| 1917 | 13 | — | #2,549 | — |
| 1916 | 21 | — | #2,129 | #4,521 |
| 1915 | 8 | — | #3,426 | — |
| 1914 | 8 | — | #2,870 | — |
| 1913 | 9 | — | #2,328 | — |
| 1912 | 13 | — | #2,628 | #2,535 |
| 1910 | 5 | — | #2,781 | — |
| 1907 | 6 | — | #2,054 | — |
| 1901 | 5 | — | #1,938 | — |
| 1899 | 6 | — | #1,591 | — |