[1] Marco Dawson won by one stroke over Bernhard Langer.

It was Dawson's first senior major championship victory.

[2][3] The 2015 event was the second Senior Open Championship played at Sunningdale Golf Club.

An 18-hole stroke play qualifying round was held on Monday, 18 July, for players who were not already exempt.

1987, 1990 and 1992 Open champion Nick Faldo missed the cut.