World Golf Hall of Fame member Bernhard Langer won by three strokes over Corey Pavin.
Langer also won the 2014 Senior Open Championship at Royal Porthcawl Golf Club.
An 18-hole stroke play qualifying round was held on Monday, 24 July for players who were not already exempt.
[2] Thursday, 27 July 2017 Bernhard Langer posted a two-under-par 69 on day one to lead by one shot.
2010 Senior Open runner-up Corey Pavin also shot a third round 65 to move into 2nd place.