Ku qor sii wadida cutubkan - Koepka wuxuu sheegtay horyaalkiisii ugu horreeyay ee weyn ee US Open ee 2017 ee Erin Hills, Wisconsin. Wuxuu si guul leh u difaacay horyaalkiisii 2018
wuxuu ahaa ciyaaryahankii ugu horeeyay ee ku guuleysta US Open kadib Curtis Strange 1988 iyo 1989. Wuxuu ku guuleystay kulankiisii seddexaad ee ugu weynaa ee 2018 PGA Championship ee Bellerive Country Club, isagoo toogtay rikoor-guul-guul-guul-guul ah 264 ka badan 72 god. Guushiisii 2018 ee US Open iyo PGA Championship waxay ahayd tii ugu horreysay ee laba jeer ah tan iyo Tiger Woods sanadkii 2000. Wuxuu ku guuleystey Majorkiisii afaraad 2019 PGA Championship ee Bethpage Black.