John Forbes MacNeill (May 11, 1870 – May 8, 1962) was a physician and political figure on Prince Edward Island.
He was born in Long Creek, Prince Edward Island, the son of John Alexander MacNeill and Catherine MacKenzie, and was educated at Prince of Wales College and McGill University.
He was defeated when he ran for reelection in 1923 and 1931 and then elected again in a 1932 by-election held after the death of Leonard M. MacNeill.
He was named to the province's Executive Council in 1927 as a minister without portfolio.
This article about a Prince Edward Island politician is a stub.