| 1999-02-06 | Ireland | 9–10 | France | Test | Lansdowne Road |
| 1999-02-06 | Scotland | 33–20 | Wales | Test | Murrayfield |
| 1999-02-20 | England | 24–21 | Scotland | Test | Twickenham |
| 1999-02-20 | Wales | 23–29 | Ireland | Test | Wembley Stadium |
| 1999-03-06 | France | 33–34 | Wales | Test | Stade de France |
| 1999-03-06 | Ireland | 15–27 | England | Test | Lansdowne Road |
| 1999-03-06 | Scotland | 30–12 | Italy | Test | Murrayfield |
| 1999-03-20 | England | 21–10 | France | Test | Twickenham |
| 1999-03-20 | Italy | 21–60 | Wales | Test | Stadio Communale di Monigo, Treviso |
| 1999-03-20 | Scotland | 30–13 | Ireland | Test | Murrayfield |
| 1999-04-10 | France | 22–36 | Scotland | Test | Stade de France |
| 1999-04-10 | Ireland | 39–30 | Italy | Test | not recorded |
| 1999-04-11 | Wales | 32–31 | England | Championship | Wembley Stadium |
| 1999-06-05 | Argentina | 26–36 | Wales | Test | not recorded |
| 1999-06-12 | Argentina | 16–23 | Wales | Test | not recorded |
| 1999-06-12 | Australia | 46–10 | Ireland | Test | not recorded |
| 1999-06-12 | Samoa | 22–39 | France | Test | not recorded |
| 1999-06-12 | South Africa | 74–3 | Italy | Test | Boet Erasmus |
| 1999-06-16 | Tonga | 20–16 | France | Test | not recorded |
| 1999-06-18 | New Zealand | 71–13 | Samoa | Test | not recorded |
| 1999-06-19 | Australia | 32–26 | Ireland | Test | not recorded |
| 1999-06-19 | South Africa | 101–0 | Italy | Test | Kings Park |
| 1999-06-26 | Australia | 22–15 | England | Test | not recorded |
| 1999-06-26 | New Zealand | 54–7 | France | Test | not recorded |
| 1999-06-26 | Wales | 29–19 | South Africa | Test | Millennium / Principality Stadium |
| 1999-07-10 | New Zealand | 28–0 | South Africa | Test | Carisbrook |
| 1999-07-17 | Australia | 32–6 | South Africa | Test | Lang Park / Suncorp Stadium |
| 1999-07-24 | New Zealand | 34–15 | Australia | Test | not recorded |
| 1999-08-07 | South Africa | 18–34 | New Zealand | Test | Loftus Versfeld |
| 1999-08-14 | South Africa | 10–9 | Australia | Test | Newlands |
| 1999-08-21 | England | 106–8 | USA | Test | not recorded |
| 1999-08-21 | Scotland | 22–31 | Argentina | Test | Murrayfield |
| 1999-08-21 | Wales | 33–19 | Canada | Test | not recorded |
| 1999-08-22 | Italy | 49–17 | Uruguay | Test | not recorded |
| 1999-08-26 | Italy | 42–11 | Spain | Test | not recorded |
| 1999-08-28 | Australia | 28–7 | New Zealand | Test | not recorded |
| 1999-08-28 | England | 36–11 | Canada | Test | not recorded |
| 1999-08-28 | Ireland | 32–24 | Argentina | Test | not recorded |
| 1999-08-28 | Italy | 32–50 | Fiji | Test | not recorded |
| 1999-08-28 | Wales | 34–23 | France | Test | not recorded |
| 1999-10-01 | Wales | 23–18 | Argentina | RWC 1999 · Pool match | Millennium Stadium, Cardiff |
| 1999-10-02 | England | 67–7 | Italy | RWC 1999 · Pool match | Twickenham |
| 1999-10-02 | France | 33–20 | Canada | RWC 1999 · Pool match | not recorded |
| 1999-10-02 | Ireland | 53–8 | USA | RWC 1999 · Pool match | not recorded |
| 1999-10-03 | Australia | 57–9 | Romania | RWC 1999 · Pool match | not recorded |
| 1999-10-03 | New Zealand | 45–9 | Tonga | RWC 1999 · Pool match | not recorded |
| 1999-10-03 | Scotland | 29–46 | South Africa | RWC 1999 · Pool match | Murrayfield |
| 1999-10-08 | France | 47–13 | Namibia | RWC 1999 · Pool match | Parc Lescure |
| 1999-10-08 | Scotland | 43–12 | Uruguay | RWC 1999 · Pool match | Murrayfield |
| 1999-10-09 | England | 16–30 | New Zealand | RWC 1999 · Pool match | Twickenham |
| 1999-10-09 | Wales | 64–15 | Japan | RWC 1999 · Pool match | Millennium / Principality Stadium |
| 1999-10-10 | Argentina | 32–16 | Samoa | RWC 1999 · Pool match | Stradey Park |
| 1999-10-10 | Ireland | 3–23 | Australia | RWC 1999 · Pool match | Lansdowne Road |
| 1999-10-10 | Italy | 25–28 | Tonga | RWC 1999 · Pool match | Welford Road |
| 1999-10-10 | South Africa | 47–3 | Spain | RWC 1999 · Pool match | Murrayfield |
| 1999-10-14 | Australia | 55–19 | USA | RWC 1999 · Pool match | Thomond Park |
| 1999-10-14 | Italy | 3–101 | New Zealand | RWC 1999 · Pool match | McAlpine Stadium |
| 1999-10-14 | Wales | 31–38 | Samoa | RWC 1999 · Pool match | Millennium / Principality Stadium |
| 1999-10-15 | England | 101–10 | Tonga | RWC 1999 · Pool match | Twickenham |
| 1999-10-15 | Ireland | 44–14 | Romania | RWC 1999 · Pool match | not recorded |
| 1999-10-15 | South Africa | 39–3 | Uruguay | RWC 1999 · Pool match | Hampden Park |
| 1999-10-16 | Argentina | 33–12 | Japan | RWC 1999 · Quarter-final playoff | Millennium / Principality Stadium |
| 1999-10-16 | France | 28–19 | Fiji | RWC 1999 · Quarter-final playoff | Stade Municipal |
| 1999-10-16 | Scotland | 48–0 | Spain | RWC 1999 · Quarter-final playoff | Murrayfield |
| 1999-10-20 | Argentina | 28–24 | Ireland | RWC 1999 · Quarter-final playoff | not recorded |
| 1999-10-20 | England | 45–24 | Fiji | RWC 1999 · Quarter-final playoff | not recorded |
| 1999-10-20 | Scotland | 35–20 | Samoa | RWC 1999 · Quarter-final playoff | not recorded |
| 1999-10-23 | Wales | 9–24 | Australia | RWC 1999 · Quarter-final | Millennium / Principality Stadium |
| 1999-10-24 | Argentina | 26–47 | France | RWC 1999 · Quarter-final | Lansdowne Road |
| 1999-10-24 | England | 21–44 | South Africa | RWC 1999 · Quarter-final | Stade de France |
| 1999-10-24 | Scotland | 18–30 | New Zealand | RWC 1999 · Quarter-final | Murrayfield |
| 1999-10-30 | Australia | 27–21 | South Africa | RWC 1999 · Semi-final | Twickenham |
| 1999-10-31 | France | 43–31 | New Zealand | RWC 1999 · Semi-final | not recorded |
| 1999-11-04 | New Zealand | 18–22 | South Africa | RWC 1999 · Bronze final | Millennium / Principality Stadium |
| 1999-11-06 | Australia | 35–12 | France | RWC 1999 · Final | Millennium / Principality Stadium |