1789-1797: Alexander Hamilton (Federalist)
1797-1801: Benjamin Hawkins (Democratic-Republican)
1801-1809: Caleb Strong (Federalist)
1809-1817: DeWitt Clinton (Democratic-Republican)
1817-1821: Epaphroditus Champion (Federalist)
Eh. I mean I know very little about American politics prior to the year 1900 and I still enjoy a lot of the better pre-1900 lists where I have to look up 90% of the figures used (nevermind the British lists we sometimes get here, and the Canadian wikibox series which have taken over the wikibox...
I don't see what's wrong with having "boring" state legislators or even imaginary characters so long as you properly develop the characters and make things interesting. I'll take a well-developed original character over a stilted cardboard version of a prominent real politician.