| w 17 | Sat 1/5 | | | | | | | | | | |
| Sun 2/5 | | | | | | | | | | |
| w 18 | Mon 3/5 | | | | | | | | | | |
| Tue 4/5 | Motions-OL i Nyköping | Nyköpings OK | Södermanland | | loc | | L | | | |
| Eskilstuna Sprint Cup #1 | Kjula IF | Södermanland | | loc | | S | | |   |
| Wed 5/5 | | | | | | | | | | |
| Thu 6/5 | Ungdoms-samarbete för Södermanland i Tveta | Södertälje-Nykvarn OF | Södermanland | | loc | | L | | | |
| Fri 7/5 | | | | | | | | | | |
| Sat 8/5 | | | | | | | | | | |
| Sun 9/5 | | | | | | | | | | |
| w 19 | Mon 10/5 | | | | | | | | | | |
| Tue 11/5 | Eskilstuna Sprint Cup 2 | IK Standard | Södermanland | | loc | | S | | | |
| Wed 12/5 | | | | | | | | | | |
| Thu 13/5 | | | | | | | | | | |
| Fri 14/5 | | | | | | | | | | |
| Sat 15/5 | | | | | | | | | | |
| Sun 16/5 | | | | | | | | | | |
| w 20 | Mon 17/5 | | | | | | | | | | |
| Tue 18/5 | Motions-OL SMOL | Strängnäs-Malmby OL | Södermanland | | loc | | M | | | |
| Eskilstuna Sprint Cup #3 | Ärla IF | Södermanland | | loc | | S | | | |
| Wed 19/5 | | | | | | | | | | |
| Thu 20/5 | Motions OL - OK Hällen | OK Hällen | Södermanland | | loc | | L | | | |
| Fri 21/5 | | | | | | | | | | |
| Sat 22/5 | | | | | | | | | | |
| Sun 23/5 | | | | | | | | | | |
| w 21 | Mon 24/5 | | | | | | | | | | |
| Tue 25/5 | OK Nalle/OKTjärnen motionsorientering 2021-05-25 | OK Tjärnen | Södermanland | | loc | | L | | | |
| Eskilstuna sprint Cup, deltävling #4 | Eskilstuna OL | Södermanland | | loc | | S | | | |
| Wed 26/5 | | | | | | | | | | |
| Thu 27/5 | | | | | | | | | | |
| Fri 28/5 | | | | | | | | | | |
| Sat 29/5 | Veteran-OL Jogersö Oxelösund | OK Måsen | Södermanland | | loc | | L | | | |
| Sun 30/5 | Veteran-OL Jogersö Oxelösund | OK Måsen | Södermanland | | loc | | L | | | |
| Test | Södertälje-Nykvarn OF | Södermanland | | loc | | L | | | |
| w 22 | Mon 31/5 | Veteran-OL Jogersö Oxelösund | OK Måsen | Södermanland | | loc | | L | | | |
