| Office: | Member of the from the 5th Worcester district |
| Term Start: | January 7, 2015 |
| Predecessor: | Anne Gobi |
| Party: | Republican |
| Residence: | Spencer, Massachusetts, U.S. |
Donald R. Berthiaume Jr. is a member of the Massachusetts House of Representatives, sworn in January 2015. A resident of Spencer, Massachusetts, he was elected as a Republican to represent the 5th Worcester district. Berthiaume is a former Spencer selectman.[1] [2]