[2] He tied the school record for career tournament titles, matching Geoffrey Sisk's mark of eight set back in 1986.

In November 2019, Matthews lost the Visa Open de Argentina title in a playoff after a fan with Down syndrome made a loud distracting noise.

[6] While the playoff loss in Argentina cost him entry into The 2020 Open (which was cancelled), the gesture earned Matthews a sponsor exemption into the 2020 Arnold Palmer Invitational on the PGA Tour.

He finished the season leading the Order of Merit, earning a return to the Korn Ferry Tour, fully exempt for 2022.

Matthews won his first Korn Ferry Tour event at the Astara Golf Championship and made the cut at the U.S. Open.