John R. Hall

John R. Hall may refer to:

• John Hall (American businessman), chairman and CEO of Ashland Inc.
• John Roulstone Hall (1826–1911), American architect
• John Hall (priest) (born 1949), English priest of the Church of England
• John Robert Hall III (born 1975), American author and co-founder of Greenwood & Hall
• John R. Hall (sociologist) (born 1946), American sociologist, author, professor
• John Reeves Hall, games programmer at Loki Software, writer of The book Programming Linux Games