Ian Thomas may refer to: W. Ian Thomas (1914–2007), Christian speaker and author Ian Thomas (dressmaker) (died 1993), dressmaker to Queen Elizabeth II Ian Thomas (Canadian musician) (born 1950), Canadian singer-songwriter Ian Thomas (Belgian musician) (born 1997), Belgian singer Ian C. Thomas (born 1963), Australian comics artist Ian Thomas (cricketer) (born 1979), Welsh cricketer Ian Thomas (umpire) (born 1950), Australian cricket umpire Ian F. Thomas (born 1976), American installation artist Ian Thomas (baseball) (born 1987), baseball player Ian Thomas (American football) (born 1995), American football tight end