William Jackson Humphreys | |
|---|---|
 | |
| Born | February 3, 1862 |
| Died | November 10, 1949 (aged 87) |
| Awards | Howard N. Potts Medal (1916) |
| Scientific career | |
| Doctoral advisor | Henry Augustus Rowland |
William Jackson Humphreys (February 3, 1862 – November 10, 1949) was an American physicist and atmospheric researcher.