| Personal Information | |||||
| Name | Jonathan Mason | ||||
| Full Name | Jonathan Mason | ||||
| Date of Birth: | Sep 12, 1756 | Birthplace: | Boston, Massachusetts | ||
| Date of Death: | Nov 1, 1831 | 75 yrs old | Place of death: | Boston, Massachusetts | ||
| Religion: | Unknown | ||||
| Office Held: United States Senator | |||||
| Political Party: | Federalist | ||||
| State Represented: | Massachusetts | Senate Class: | 1 | ||
| Date entered office: | Nov 14, 1800 (44 yrs old) | Preceded by: | Benjamin Goodhue | ||
| Date left office: | Mar 3, 1803 (46 yrs old) | Reason: | |||