Derwent \d(e)-rwe-nt, der-went\ as a boy's name is a variant of Derwin (Old English), and the meaning of Derwent is "gifted friend, dear friend". The baby name Derwent sounds like Durrant, Durant, Tarrent and Trent. Other similar baby names are Darwin, Darwon, Derland, Durwin and Derward.