Hewson \he(w)-son\ as a boy's name is of Old English origin, and the meaning of Hewson is "son of Hugh".
For more information, see also the related name Houston.
Baby names that sound like Hewson are Hassan and Hasan. Other similar baby names are Aeson, Hanson, Dawson, Dowson, Hedeon, Hobson, Hudson, Lawson and Rawson.