Mezue ahịrịokwu na-esonụ: DeChambeau mere PGA Tour mbụ ya dị ka onye amateur na June 2015 na FedEx St. Jude Classic dị nso Memphis, Tennessee, wee kwụsị na 45th ebe. Ọ gbara bọọlụ nke mbụ ya n'asọmpi ukwu na
U.S. Open na Chambers Bay, mana o jiri ọkpụkpụ anọ zọọ ya. DeChambeau enweghị ike ịgbachitere aha NCAA ya na 2016 mgbe NCAA nyere ngalaba egwuregwu SMU mmachi postseason. O kpebiri ịhapụ oge okenye ya ka ọ kpọọ n'ọtụtụ ihe omume tupu ọ ghọọ ọkachamara. Na 2015 Australian Masters na Nọvemba, DeChambeau bụ onye na-agba ọsọ na John Senden na Andrew Evans, agbapụ abụọ n'azụ onye mmeri Peter Senior. Ọ bụ onye amụrụ ala na Masters na 2016 ma jikọọ maka ọnọdụ 21.