| Date | Location | Result | |
| Aug 13, 2021 | Cannon Falls, Minn. | Hampton Cardinals 5, Dundas Dukes 2 | Box score |
| Aug 10, 2021 | Miesville, Minn. | Miesville Mudhens 8, Dundas Dukes 5 | Box score |
| Aug 08, 2021 | Dundas, Minn. | Dundas Dukes 8, Miesville Mudhens 3 | Box score |
| Aug 06, 2021 | Miesville, Minn. | Miesville Mudhens 11, Dundas Dukes 2 | Box score |
| Aug 04, 2021 | Dundas, Minn. | Dundas Dukes 3, St. Louis Park 2 | Box score |
| Aug 01, 2021 | Dundas, Minn. | Dundas Dukes 4, Northfield Knights 3 | Box score |
| Jul 30, 2021 | Dundas, Minn. | Dundas Dukes 7, Faribault Lakers 6 | Box score |
| Jul 28, 2021 | Dundas, Minn. | Air Freight 10, Dundas Dukes 3 | Box score |
| Jul 25, 2021 | Miesville, Minn. | Miesville Mudhens 2, Dundas Dukes 1 | Box score |
| Jul 23, 2021 | Dundas, Minn. | Minnetonka Millers 5, Dundas Dukes 0 | Box score |
| Jul 17, 2021 | Hastings, Minn. | Hastings Hawks 9, Dundas Dukes 7 | Box score |
| Jul 16, 2021 | Dundas, Minn. | Highland Park 7, Dundas Dukes 5 | Box score |
| Jul 11, 2021 | Hampton, Minn. | Hampton Cardinals 5, Dundas Dukes 1 | Box score |
| Jul 09, 2021 | Dundas, Minn. | Dundas Dukes 8, Elko Express 6 | Box score |
| Jul 07, 2021 | Dundas, Minn. | Dundas Dukes 14, Eagan Bandits 7 | Box score |
| Jul 04, 2021 | Dundas, Minn. | Dundas Dukes 7, Northfield Knights 6 | Box score |
| Jul 02, 2021 | Red Wing, Minn. | Red Wing Aces 12, Dundas Dukes 8 | Box score |
| Jun 30, 2021 | Cannon Falls, Minn. | Dundas Dukes 13, Cannon Falls 0 | Box score |
| Jun 27, 2021 | Dundas, Minn. | Dundas Dukes 4, Rochester Royals 0 | Box score |
| Jun 25, 2021 | Rochester, Minn. | Rochester Royals 3, Dundas Dukes 1 | Box score |
| Jun 23, 2021 | Dundas, Minn. | Lyon's Pub Warriors 15, Dundas Dukes 10 | Box score |
| Jun 20, 2021 | New Market, Minn. | Dundas Dukes 9, New Market Muskies 4 | Box score |
| Jun 19, 2021 | Dundas, Minn. | Dundas Dukes 14, Lake City Serpents 6 | Box score |
| Jun 16, 2021 | Dundas, Minn. | New Market Muskies 5, Dundas Dukes 2 | Box score |
| Jun 13, 2021 | Dundas, Minn. | Miesville Mudhens 9, Dundas Dukes 0 | Box score |
| Jun 11, 2021 | Dundas Memorial Park | Hampton Cardinals 8, Dundas Dukes 6 | Box score |
| May 30, 2021 | Forest Lake, Minn. | Dundas Dukes 9, Forest Lake Brewers 3 | Box score |
| June 5, 2021 | Blaine, Minn. | Blaine Fusion 12, Dundas Dukes 2 | Box score |
| June 4, 2021 | Elko, Minn. | Elko Express 11, Dundas Dukes 1 | Box score |
| May 31, 2021 | Northfield, Minn. | Dundas Dukes 3, Northfield Knights 2 | Box score |
| May 30, 2021 | Dundas, Minn. | Dundas Dukes 7, Hastings Hawks 2 | Box score |
| May 28, 2021 | Dundas, Minn. | Lake City Serpents 4, Dundas Dukes 3 | Box score |
| May 16, 2021 | Dundas, Minn. | Red Wing Aces 5, Dundas Dukes 4 | Box score |
| May 14, 2021 | Dundas, Minn. | Dundas Dukes 8, Minneapolis Cobras 3 | Box score |
| May 12, 2021 | Dundas, Minn | Dundas Dukes 2, Baseball 365 1 | Box score |
| May 07, 2021 | Dundas, Minn. | Minneapolis Angels 6, Dundas Dukes 2 | Box score |
| May 2, 2021 | Dundas, Minn. | Dundas Dukes 11, Cannon Falls 7 | Box score |
| Apr 30, 2021 | Dundas, Minn. | St. Louis Park 11, Dundas Dukes 7 | Box score |