Sumner Peter Mills III (born June 3, 1943) is an American politician from Maine. A Republican, Mills served in the Maine Senate, representing the 26th district. He ran for Governor of Maine in 2006 and 2010 and lost both times in the Republican primary. He is the older brother of the current Governor of Maine Janet Mills. Early life and family Mills was born in Farmington, Maine, the son of Katherine Louise (Coffin) and Sumner Peter Mills Jr., and grew up in Gorham. He graduated from Gorham High School in 1961. After graduating cum laude from Harvard College in 1965, he served five years on United States Navy destroyers with several duty tours in the Vietnam War, for which he was awarded the Navy Achievement Medal. He later conducted intelligence missions against the Soviet Union for which he was awarded the Navy Commendation Medal. Mills graduated second in his class from the University of Maine Law School in 1973. Career Mills spent 32 years working as a lawyer in Maine. For 23 years, he has owned Wright & Mills in Skowhegan. He is a founding member of the Somerset Economic Development Corporation and a founding member of FirstPark, a business park in central Maine. Naval service When he was a 17-year-old senior at Gorham High School, Mills was awarded a Navy scholarship to Harvard under the Holloway program. On his third summer cruise in 1964, he was a midshipman aboard the destroyer USS Blue while serving on Yankee Station. The Blue and another destroyer were relieved by the Maddox and Turner Joy just before the famous Tonkin Gulf incident. For five years of active duty, from July 1965 until July 1970, Mills had three tours of about 20 months each on the Dyess (DD 880), DESRON 2 staff aboard the Blandy (DD 943) and the McMorris (DE 1036). On the Dyess he became the Communications Officer and qualified as OOD underway. The Dyess sailed from Newport around the world in order to serve on the Vietnam gunline, do plane guard duty on Yankee Station and patrol the Taiwan Straits. It fired 2787 rounds of 5′38 while on the gunline. On Desron 2, Mills was the staff communications officer. From Norfolk, his squadron was sent through the Panama Canal to WestPac. For much of his time in the Western Pacific, his squadron staff commanded the gunline. While he was aboard the