May 09, 2017 18:10 Updated Follow Indiana's first state governor was Jonathan Jennings (1816-1822). More information on him can be found here: http://www.in.gov/governorhistory/2377.htm Related articles Who was the first Indiana Territorial Governor? What powers does the Governor have? When is the State's Annual Dr. King Program? How can I find out about local Bicentennial celebrations in my area of the state? Can I take the renter's deduction and also the homeowner's property tax deduction?