Intermediate Grade Doubles
| Martin/Walker
    (Otago)
 7
                    beat Wooff/Persico (Nelson) 5 | 20 Mar 2021 | 
| Allnutt/Merrick
    (South Canterbury)
 7
                    beat Vetters/Donaldson (Southland) 3 | 20 Mar 2021 | 
| Walker/Ringrose
    (Canterbury)
 7
                    beat Martin/Walker (Otago) 2 | 20 Mar 2021 | 
| Vetters/Donaldson
    (Southland)
 7
                    beat Wooff/Persico (Nelson) 2 | 20 Mar 2021 | 
| Allnutt/Merrick
    (South Canterbury)
 7
                    beat Martin/Walker (Otago) 4 | 20 Mar 2021 | 
| Walker/Ringrose
    (Canterbury)
 7
                    beat Wooff/Persico (Nelson) 4 | 20 Mar 2021 | 
| Vetters/Donaldson
    (Southland)
 7
                    beat Martin/Walker (Otago) 4 | 21 Mar 2021 | 
| Walker/Ringrose
    (Canterbury)
 7
                    beat Allnutt/Merrick (South Canterbury) 6 | 21 Mar 2021 | 
| Vetters/Donaldson
    (Southland)
 7
                    beat Walker/Ringrose (Canterbury) 4 | 21 Mar 2021 | 
| Allnutt/Merrick
    (South Canterbury)
 7
                    beat Wooff/Persico (Nelson) 3 | 21 Mar 2021 |