He was the son of Friedrich Rodewald and Anna Quentell, of Bremen, Germany. He was a successful banker who married Mary Isabella McNeill (AMW's niece). They had seven children, four of which died early. The surviving children were: Alice (1854-1923); Edith (b. 1857); Frederick (b. 1864). They lived at Staten Island, NY, and later moved to Feldheim, Wimbledon Common, London.
Rohdewald, Wolfgang. 'The Genealogy of the Rodewald / Rohdewald families.' http://www.mysunrise.ch/users/WRohdewald/indexe.html (2001).