The 150th Open Championship is upon us and to help you enjoy the week even more we're taking a look at how past champions at St. Andrews have done, successful defenses on the Old Course, and couple of key holes that almost always play a role in determining the Champion Golfer of the Year.
Since Rory McIlroy missed his title defense in 2015 through injury, no defending Champion Golfer has finished lower than tied 12th at The Open.


















