Sir William Edward Stanley Forster (15 June 1921 – 31 January 1997) was the first Chief Justice of the Supreme Court of the Northern Territory holding that position from 1979 to 1985. Before that he was the first (and only) Chief Judge from 1977 to 1979 and Senior Judge from 1971 to 1977, all positions which were effectively the same.
Sir William was born in Sydney on 15 June 1921 and, after moving to Adelaide in 1929, attended St Peter's College, Adelaide.