Rubuta ci gaba don wannan sakin layi - Koepka ya yi tiyatar wuyan hannu bayan kakar 2017 kuma yana fatan cewa farfadowarsa za ta cika a lokacin gasar zakarun Turai ta 2018 amma dole ne ya janye, yana cewa yana da kashi 80% kawai. Ya farfado don samun nasarar kare taken US Open
a Shinnecock Hills, ya zama dan wasa na farko tun lokacin da Curtis Strange a 1989 ya lashe jerin sunayen US Open, wanda ya faru ne kawai sau bakwai. Ya lashe babban zakara na uku a Gasar PGA ta 2018 a Bellerive Country Club don zama dan wasa na biyar, kuma na farko tun daga Tiger Woods a 2000, don lashe US Open da taken PGA a shekara guda.