UDFC T2/U19 28th February 2021 18:00 N/A Udon Thani vs Chiangmai United 3rd March 2021 19:00 N/A Udon Thani vs Khon Kaen United 6th March 2021 18:00 N/A Ayutthaya United vs Udon Thani 10th March 2021 18:00 N/A Udon Thani vs Samut Sakhon 13th March 2021 19:00 N/A Lampang vs Udon Thani 17th March 2021 19:00 N/A Nongbua Pitchaya vs Udon Thani 21st March 2021 17:00 N/A Udon Thani vs Nakhon Pathom United 24th March 2021 19:00 N/A Chiang Mai vs Udon Thani 28th March 2021 18:00 N/A Udon Thani vs Kasetsart 31st March 2021 18:00 N/A Uthai Thani vs Udon Thani 14th September 2021 18:00 N/A Thai League 2 kicks off
