| Quarter-Final | Semi-Final | Final | Winner |
|---|
 | Kazakhstan (22)§ |
| | | |
#34 Fri 03-Dec-21 14:00 (Pitch 5) Loser placed 13th overall |
 | Kazakhstan (14) |
| | |
 | RAF Spitfires (17) |
| | | |
| | | |
| #42 Sat 04-Dec-21 13:40 (Pitch 3) Loser placed 11th overall |
 | Dukla Rugby (10) |
| |
| | | |
 | Olymp (7) |
| | | |
#36 Fri 03-Dec-21 14:00 (Pitch 7) Loser placed 13th overall |
 | Dukla Rugby (22) |
| | |
 | Dukla Rugby (49)§ |
| | | |
| | | |
| | #46 Sat 04-Dec-21 15:40 (Pitch 6) Loser placed 10th overall |
 | RUSSIA Development (9th overall) |
|
| | | |
 | Qatar Rugby (17) |
| | | |
#33 Fri 03-Dec-21 14:00 (Pitch 3) Loser placed 13th overall |
 | Lion 7s (5) |
| | |
 | Lion 7s (21)§ |
| | | |
| | | |
| #44 Sat 04-Dec-21 14:00 (Pitch 5) Loser placed 11th overall |
 | RUSSIA Development (17)§ |
| |
| | | |
 | Belgium Barbarians (12) |
| | | |
#37 Fri 03-Dec-21 14:00 (Pitch 8) Loser placed 13th overall |
 | RUSSIA Development (33) |
| | |
 | RUSSIA Development (19)§ |
| | | |