| 30th Massachusetts General Court | |
| Body: | General Court |
| Before: | 29th |
| After: | 31st |
| Chamber1: | Senate |
| Membership1: | 40 |
| Chamber1 Leader1 Type: | President |
| Chamber1 Leader1: | Harrison Gray Otis |
| Chamber2: | House |
| Chamber2 Leader1 Type: | Speaker |
| Chamber2 Leader1: | Timothy Bigelow |
The 30th Massachusetts General Court, consisting of the Massachusetts Senate and the Massachusetts House of Representatives, met in 1809 and 1810 during the governorship of Christopher Gore. Harrison Gray Otis served as president of the Senate and Timothy Bigelow served as speaker of the House.[1]