The South African won his maiden Challenge Tour title on home soil at the Limpopo Championship - the first event on the 2020 Road to Mallorca. Although it was the first time the event had been co-sanctioned by the Challenge Tour, it represented a successful title defence for Ritchie, who triumphed in the same event in the previous year on the Sunshine Tour.

Won his eighth Sunshine Tour title at the 2021 Bain's Whiskey Cape Town Open, co-sanctioned with the Challenge Tour.