| Winfield Forrest Prime | |
| Birth Date: | November 22, 1860 |
| Birth Place: | Charlestown, Massachusetts |
| Profession: | Lawyer |
| Office: | Member of the Massachusetts House of Representatives |
| Constituency: | 4th Suffolk district |
| Term Start: | 1890 |
| Term End: | 1890 |
| Constituency1: | 27th Middlesex district |
| Term Start1: | 1913 |
| Term End1: | 1914 |
| Successor1: | Jacob Bitzer |
| Alma Mater: | Boston University School of Law |
| Spouse: | Mary A. Fontaine, m. May 19, 1891 |
| Children: | Selwyn Forest Prime |
Winfield Forrest Prime (November 22, 1860 – September 10, 1926) was an American lawyer and politician who twice served as a member of the Massachusetts House of Representatives.[1]
Prime was born in Charlestown, Massachusetts to Oliver and Emma F. (Kennard) Prime on November 22, 1860.
Prime married Mary A. Fontaine on May 19, 1891. They had one child, a son, Selwyn Forrest Prime.
Prime served as a member of the Massachusetts House of Representatives from two different districts.
In 1890, Prime represented Ward 4 of the Charlestown district of Boston, Massachusetts, in the Massachusetts House. During the 1890 session Prime served on the committee on Probate and Insolvency.
Prime later was the representative of the twenty seventh Middlesex District serving from 1913 and 1914. Prime served on the committee on Probate and Insolvency in 1913, and as a member of the Judiciary Committee in 1914.