Here are some more that you missed:
Lieutenant Governor of the Northeast: Alfred F. Jones
Prime Verin of the Midwest: Ilikeverin
Deputy Prime Verin of the Midwest: Hawkeye
Governor of the Pacific: Spamage
Lieutenant Governor of the Pacific: Wolfentoad
Also, half of the Senators each represent a different region:
IDS Senator: North Carolina Yankee
Northeast Senator: Scott
Mideast Senator: Ben
Midwest Senator: Redalgo
Pacific Senator: Sbane
Who are the At-Large Senators again (sort by Party, I want to update the Wiki) ?
Senator Bacon King (Liberal-GA)
Senator NVTownsend (Liberal-NV)
Senator Franzl (Liberal-IL)
Senator HagridoftheDeep (Whig-SC)
Senator Marokai Blue (Labor-IA)