| E. W. Ericson | |
| State Senate: | South Dakota |
| District: | 1st |
| Term Start: | 1915 |
| Term End: | 1922 |
| Predecessor: | John Morrissey |
| Successor: | John B. Johnson |
| Birth Date: | 24 August 1856 |
| Birth Place: | Finspong, Östergötland, Sweden |
| Death Place: | Hawarden, Iowa, U.S. |
| Party: | Republican |
| Spouse: | Mary Ruth Peterson |
| Children: | five |
| Residence: | Alcester, South Dakota |
Eric William Ericson (March 16, 1858 – November 11, 1951) was an American politician. He served in the South Dakota State Senate from 1915 to 1922.[1] He was a brother of Edward Charles Ericson.[2]