Born: November 4, 1821, Islington, London, England.
Died: March 14, 1898, Brighton, East Sussex, England.
Buried: Nunhead Cemetery, Southwark, London, England.
Congreve married twice, to Mary (1822–1869) and Matilda (1837–1926).
A physician, he practiced in London for many years. He also served as deacon of the Baptist Church in Kye Lane, Peckham, and superintendent of its Sunday School.
If you know where to get a good photo of Congreve (head & shoulders, at least 200×300 pixels),