| Date | | | Result | | | Venue |
|---|
Pool A | | 02 Oct 99 | | Spain | 15 - 27 | Uruguay | | Galashiels |
| 03 Oct 99 | | Scotland | 29 - 46 | South Africa | | Edinburgh |
| 08 Oct 99 | | Scotland | 43 - 12 | Uruguay | | Edinburgh |
| 10 Oct 99 | | South Africa | 47 - 3 | Spain | | Edinburgh |
| 15 Oct 99 | | South Africa | 39 - 3 | Uruguay | | Glasgow |
| 16 Oct 99 | | Scotland | 48 - 0 | Spain | | Edinburgh |
Pool B | | 02 Oct 99 | | England | 67 - 7 | Italy | | London |
| 03 Oct 99 | | New Zealand | 45 - 9 | Tonga | | Bristol |
| 09 Oct 99 | | England | 16 - 30 | New Zealand | | London |
| 10 Oct 99 | | Italy | 25 - 28 | Tonga | | Leicester |
| 14 Oct 99 | | New Zealand | 101 - 3 | Italy | | Huddersfield |
| 15 Oct 99 | | England | 101 - 10 | Tonga | | London |
Pool C | | 01 Oct 99 | | Fiji | 67 - 18 | Namibia | | Béziers |
| 02 Oct 99 | | France | 33 - 20 | Canada | | Béziers |
| 08 Oct 99 | | France | 47 - 13 | Namibia | | Bordeaux |
| 09 Oct 99 | | Fiji | 38 - 22 | Canada | | Bordeaux |
| 14 Oct 99 | | Canada | 72 - 11 | Namibia | | Toulouse |
| 16 Oct 99 | | France | 28 - 19 | Fiji | | Toulouse |
Pool D | | 01 Oct 99 | | Wales | 23 - 18 | Argentina | | Cardiff |
| 03 Oct 99 | | Samoa | 43 - 9 | Japan | | Wrexham |
| 09 Oct 99 | | Wales | 64 - 15 | Japan | | Cardiff |
| 10 Oct 99 | | Argentina | 32 - 16 | Samoa | | Llanelli |
| 14 Oct 99 | | Wales | 31 - 38 | Samoa | | Cardiff |
| 16 Oct 99 | | Argentina | 33 - 12 | Japan | | Cardiff |
Pool E | | 02 Oct 99 | | Ireland | 53 - 8 | USA | | Dublin |
| 03 Oct 99 | | Australia | 57 - 9 | Romania | | Belfast |
| 09 Oct 99 | | USA | 25 - 27 | Romania | | Dublin |
| 10 Oct 99 | | Ireland | 3 - 23 | Australia | | Dublin |
| 14 Oct 99 | | Australia | 55 - 19 | USA | | Limerick |
| 15 Oct 99 | | Ireland | 44 - 14 | Romania | | Dublin |
Quarter Final Play-Off | | 20 Oct 99 | | England | 45 - 24 | Fiji | | London |
| 20 Oct 99 | | Scotland | 35 - 20 | Samoa | | Edinburgh |
| 20 Oct 99 | | Argentina | 28 - 24 | Ireland | | Lens |
Quarter Finals | | 23 Oct 99 | | Wales | 9 - 24 | Australia | | Cardiff |
| 24 Oct 99 | | England | 21 - 44 | South Africa | | St Denis |
| 24 Oct 99 | | Argentina | 26 - 47 | France | | Dublin |
| 24 Oct 99 | | Scotland | 18 - 30 | New Zealand | | Edinburgh |
Semi Finals | | 30 Oct 99 | | Australia | 27 - 21 | South Africa | | London |
| 31 Oct 99 | | France | 43 - 31 | New Zealand | | London |
3rd Place Play-Off | | 04 Nov 99 | | New Zealand | 18 - 22 | South Africa | | Cardiff |
Final | | 06 Nov 99 | | Australia | 35 - 12 | France | | Cardiff |
