| W. H. Paulhamus | |
| Office: | President pro tempore of the Washington Senate |
| Term Start: | January 9, 1911 |
| Term End: | January 13, 1913 |
| Predecessor: | A. S. Ruth |
| Successor: | Pliny L. Allen |
| Office1: | Member of the Washington State Senate for the 25th district |
| Term1: | 1907 - 1913 |
| Birth Date: | 4 March 1865 |
| Birth Place: | Pennsylvania, United States |
| Death Place: | Puyallup, Washington, United States |
| Party: | Republican |
William Hall Paulhamus (March 4, 1865 - April 15, 1925) was an American politician in the state of Washington. He served Washington State Senate from 1907 to 1913.[1] From 1911 to 1913, he was President pro tempore of the Senate.[2]