The 1889 Open Championship was the 29th Open Championship, held 8 November at the Musselburgh Links, Musselburgh, East Lothian, Scotland. Andrew Kirkaldy and Willie Park, Jr. were tied on 155 each. They had a 36-hole playoff on 11 November, Park winning by five strokes from Kirkaldy. This was the sixth and last time the Open was played at Musselburgh.