Dennis reached the final of the World Championship in 1927, 1929, 1930, and 1931, but was beaten every time by Joe Davis.
The match, played in the back room of his own pub in Nottingham, saw Dennis lead 14-10 and 19–16, before losing 21–25.
After his final loss in 1931, he played in the event twice more, losing in the semi-final on both occasions, to Clark McConachy, and Willie Smith respectively.
Dennis had to withdraw from the 1936 World Snooker Championship after having an operation on his right eye.
You can help Wikipedia by expanding it.This biographical article related to billiards is a stub.