The Eastern Districts and North East Tennis Associations senior summer competition season for 2021/22 consisted of 16 rounds with 148 teams competing each week. All participating clubs are to be commended for the excellent sportsmanship and the spirited competition that was shown throughout the season.
Tennis SA, Eastern Districts Tennis Association and North East Tennis Association would like to thank the club volunteers who looked after their respective teams during the season and formally congratulate the following winners:
SINGLES COMPETITION
| Men | |
| Division 1 | Holmesdale |
| Division 2 | Beaumont Cats |
| Division 3 | Enfield |
| Division 4 | Hope Valley Heat |
| Division 5 | Valley View |
| Division 6 | Rostrevor |
| Division 7 | Campbelltown |
| Division 8 | Enfield |
| Division 9 | Uni SA |
| Division 10 | Athelstone Blue |
| Women | |
| Division 1 | Tea Tree Gully |
| Division 2 | Golden Grove |
| Division 3 | Tea Tree Gully |
| Division 4 | Valley View |
DOUBLES ONLY COMPETITION
| Men | |
| Division 1 | Rostrevor |
| Division 2 | Valley View |
| Division 3 | Tea Tree Gully |
| Women | |
| Division 1 | Rostrevor |
| Division 2 | Golden Grove |
MIXED DOUBLES COMPETITION
| Open Division | St Peters Tennis Club Green |