Charles Volney Dyer, July 12, 1808 - April 24, 1878, was born and raised in Clarendon, the 9th of 10 children of Daniel Dyer and Susannah Olin. He was a medical doctor, a leader in the abolitionist movement, friend of Abraham Lincoln, and Presidential appointee as judge of the mixed court in Sierra Leone for the suppression of the slave trade. He was made famous for a daring rescue in Chicago of a captured runaway slave. He is buried in Oak Woods Cemetery in Chicago, IL.
The above biography is from Appletons' Cyclopedia of American Biography published in 1887.