In all the world, Stilwell (Stilwell 
) is a very rare male forename. Much more frequently, Stilwell is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Stilwell | Portugal, Canada, Australia, United States, United Kingdom |
|
simpson e. stilwell US Marshal, US (b. 1850) |
|
| hart stilwell American writer, US (b. 1902) |
|
|
| graham stilwell British tennis player, GB (b. 1945) |
|