Career
He was honored with the award on 10 May 1865. Chapman was born in Strasbourg, France on 10 February 1844. He joined the 1st Maine Heavy Artillery from Limerick, Maine in October 1864, and was discharged in September 1865.
He subsequently served in the United States Navy from 1865 to 1868.
Chapman died on 30 September 1905 and his remains are interred at the Holy Cross Catholic Cemetery in South San Francisco, Central California.