There are 13 ways that players are eligible for the 100th PGA Championship at Bellerive.
The exemptions range from the simple and straightforward (if you've won the PGA Championship in the past, you're eligible for future PGA Championships for the rest of your life) to the subjective (if you're not included in the first 11 exemption categories, you can receive a special invitation to participate from the PGA of America).
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Here is the full breakdown of how to qualify for the PGA Championship.
1. All former PGA Champions
Every former winner of the PGA Championship that is willing and able is eligible to compete in the 100th PGA Championship.
There are 16 former PGA Champions who are in the field.
2. Winners of the last five Masters (2014-18)
It may come as a surprise but there isn't any overlap between all former PGA Champions and the winners of the last five Masters. That means regardless of their other wins and rankings, Bubba Watson, Jordan Spieth, Danny Willett, Sergio Garcia and Patrick Reed are eligible for the 2018 PGA Championship.
3. Winners of the last five U.S. Opens (2014-18)
This group features some of the best players in the world right now.
Brooks Koepka, ranked No. 1 in the Ryder Cup USA standings and No. 4 in the OWGR, won the past two U.S. Opens at Shinnecock Hills and Erin Hills. The world's No. 1 player, Dustin Johnson, won at Oakmont in 2016. Jordan Spieth won the U.S. Open in 2015.
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4. Winners of the last five Open Championships (2014-18)
Welcome back, Jordan Spieth. As the 25-year-old chases the career grand slam, he's earned an exemption for qualifying for the PGA Championship after winning the other three majors in the past five years, including The Open Championship in 2017. Rory McIlroy, Zach Johnson, Henrik Stenson and Francesco Molinari also fall under this category.
5. Winners of the last three Players Championships (2016-18)
Webb Simpson, Kim Si-woo and Jason Day are eligible for the 2018 PGA Championship after winning the past three Players Championships.
6. Winner of the 2018 KitchenAid Senior PGA Championship
Englishman Paul Broadhurst claimed the Senior PGA Championship exemption for the 2018 PGA Championship after he won at Harbor Shores with a score of 19-under.
7. The top finishers at the 2017 PGA Championship
The top 15 finishers and ties from the 2017 PGA Championship at Quail Hollow are eligible for the 2018 PGA Championship. The rule applies to 21 golfers as there was a nine-way tie for 13th that included Dustin Johnson, Brooks Koepka, Henrik Stenson, Brian Harman and Paul Casey, among others.
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8. The top finishers at the 2018 PGA Professional Championship.
The top 20 finishers from the 2018 PGA Professional Championship at Bayonet and Black Horse Golf Courses are eligible to compete at Bellerive in August. Ryan Vermeer won the tournament at 5-under.
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9. Year-to-date PGA Championship Points leaders
The top 70 players who earned the most PGA Championship Points from the 2017 WGC-Bridgestone Invitational/Barracuda Championship through the 2018 RBC Canadian Open earned exemptions into the field.
10. 2016 Ryder Cup team members
Playing Members of the 2016 United States and the European Ryder Cup Teams, provided that they remain with the top 100 of the Official World Golf Rankings as of July 13, 2018.
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11. Winners of PGA Tour-approved tournaments
Winners of PGA Tour co-sponsored or approved tournaments, whose victories are considered official, from the 2017 PGA Championship to the 2018 PGA Championship are eligible to play in the 2018 PGA Championship.
12. Special invitations
The PGA of America reserves the right to invite additional players not included in the categories listed above.
13. Completing the field
If necessary to complete the field, those players beyond the top 70 who have earned the most PGA Championship Points from the 2017 WGC-Bridgestone Invitational/Barracuda Championship through the 2018 RBC Canadian Open, in order of their position on such a list.