Roger Averill (August 14, 1809 – December 9, 1883) was an American politician who was the 51st lieutenant governor of Connecticut.
Roger Averill fulfilled many functions in public service, such as member of the Connecticut General Assembly.
In the spring of 1861, he was a prominent leader of the Democratic party, which opposed the election of Abraham Lincoln for President.
However, the instance that he heard the news of the assault of Fort Sumter, he hastened to raise his flag and refuse any compromise or surrender.
He was elected Lieutenant Governor of Connecticut along with Republicans on the Union ticket (called the "Union Party of Connecticut") in the spring of 1862 [1] and continued in that function throughout the war, during the last four of the eight years in which William A. Buckingham was Governor of the state, until 1866.