| Harry Ellis Blackwell | |
| State House: | Missouri |
| Birth Date: | 17 December 1908 |
| Birth Place: | Springfield, Missouri |
| Occupation: | farmer, insurance businessman |
| Party: | Democrat |
| Children: | 1 son |
Harry Ellis Blackwell (December 17, 1908 – December 30, 1984) was an American politician who served in the Missouri House of Representatives.
He was first elected to the Missouri House of Representatives in 1966[1] and lived on a farm northwest of Springfield, Missouri. His wife Wanda Pearl Bain Blackwell died in 2014 at age 100.[2]