| National championships – England – Premiership – Results | 2008 |  | 15 September–31 May |
| Southern hemisphere – Super Rugby | 2008 | | 31 May |
| Europe – Challenge Cup | 2008 | | 8 November–25 May |
| Honbasho – Natsu Basho (May) | 2008 | | 11–25 May |
| Europe – Champions Cup | 2008 | | 24 May |
| Ultimate Fighting Championship – Men – Lightweight | 2008 | | 24 May |
| National cups – France – Coupe de France | 2008 | | 24 May |
| Continental cups (clubs) – Europe – Champions League | 2008 | | 21 May |
| World Championships – Men | 2008 | | 18 May |
| Others – Uber Cup | 2008 | | 17 May |
| Continental cups (clubs) – Europe – Europa League | 2008 | | 14 May |
| National championships – Celtic League – Results | 2008 | | 31 August–10 May |
| World Championship – Results | 2008 | | 19 April–5 May |
| Ultimate Fighting Championship – Men – Welterweight | 2008 | | 19 April |
| PGA Tour – Majors – Masters | 2008 | | 10–13 April |
| National cups – France – Coupe de la Ligue | 2008 | | 29 March |
| Honbasho – Haru Basho (March) | 2008 | | 9–23 March |
| World Cup – Men – Slalom – Bormio | 2008 | | 15 March |
| World Cup – Women – Giant slalom – Bormio | 2008 | | 15 March |
| Europe – Six Nations Championship | 2008 | | 2 February–15 March |
| World Cup – Men – Giant slalom – Bormio | 2008 | | 14 March |
| World Cup – Women – Slalom – Bormio | 2008 | | 14 March |
| ATP Tour – ATP Masters 1000 – Indian Wells | 2008 | | 13 March |
| World Cup – Women – Super-G – Bormio | 2008 | | 13 March |
| World Cup – Men – Super-G – Bormio | 2008 | | 13 March |
| World Cup – Men – Downhill – Bormio | 2008 | | 12 March |
| World Cup – Women – Downhill – Bormio | 2008 | | 12 March |
| World Cup – Men – Slalom – Kranjska Gora | 2008 | | 9 March |
| World Cup – Women – Super combined – Crans Montana | 2008 | | 9 March |
| UCI World Tour – Strade Bianche | 2008 | | 8 March |
| World Championship – Men – Heavyweight | 2008 | | 8 March |
| World Cup – Men – Giant slalom – Kranjska Gora | 2008 | | 8 March |
| World Cup – Women – Downhill – Crans Montana | 2008 | | 8 March |
| World Cup – Women – Giant slalom – Zwiesel | 2008 | | 2 March |
| ATP Tour – ATP Masters 500 – Acapulco | 2008 | | 25 February–2 March |
| World Cup – Men – Super-G – Kvitfjell | 2008 | | 2 March |
| World Cup – Men – Downhill – Kvitfjell | 2008 | | 1 March |
| Ultimate Fighting Championship – Men – Middleweight | 2008 | | 1 March |
| World Cup – Women – Slalom – Zwiesel | 2008 | | 1 March |
| World Cup – Men – Downhill – Kvitfjell | 2008 | | 29 February |
| World Cup – Men – Giant slalom – Whistler | 2008 | | 24 February |
| World Cup – Women – Super combined – Whistler | 2008 | | 23 February |
| World Championship – Men – Heavyweight | 2007 | | 23 February |
| World Cup – Women – Downhill – Whistler | 2008 | | 22 February |
| World Cup – Men – Super-G – Whistler | 2008 | | 21 February |
| NBA – All-star game – Results | 2008 | | 17 February |
| World Cup – Men – Slalom – Zagreb | 2008 | | 17 February |
| World Cup – Women – Slalom – Zagreb | 2008 | | 15 February |
| World Cup – Women – Super-G – Sestriere | 2008 | | 10 February |
| NFL – Pro Bowl – Results | 2008 | | 10 February |
| Continental cups (nations) – African Nations Cup | 2008 | | 10 February |
| World Cup – Men – Slalom – Garmisch-Partenkirchen | 2008 | | 9 February |
| World Cup – Women – Downhill – Sestriere | 2008 | | 9 February |
| World Cup – Men – Super combined – Val d'Isère | 2008 | | 3 February |
| NFL – Championships – Super Bowl – Results | 2008 | | 3 February |
| Ultimate Fighting Championship – Men – Heavyweight | 2008 | | 2 February |
| World Cup – Women – Downhill – Saint-Moritz | 2008 | | 2 February |
| World Cup – Women – Super-G – Saint-Moritz | 2008 | | 2 February |
| World Cup – Men – Super combined – Chamonix | 2008 | | 27 January |
| World Cup – Women – Slalom – Ofterschwang | 2008 | | 27 January |
| Continental championships – Europe – Men | 2008 | | 27 January |
| NHL – All-star game – Results | 2008 | | 27 January |
| Honbasho – Hatsu Basho (January) | 2008 | | 13–27 January |
| World Cup – Women – Giant slalom – Ofterschwang | 2008 | | 26 January |
| World Cup – Men – Downhill – Chamonix | 2008 | | 26 January |
| World Cup – Men – Slalom – Schladming | 2008 | | 22 January |
| World Cup – Women – Super-G – Cortina d'Ampezzo | 2008 | | 21 January |
| World Cup – Men – Combined – Kitzbühel | 2008 | | 20 January |
| World Cup – Women – Super-G – Cortina d'Ampezzo | 2008 | | 20 January |
| World Cup – Men – Slalom – Kitzbühel | 2008 | | 20 January |
| Ultimate Fighting Championship – Men – Lightweight | 2008 | | 19 January |
| World Cup – Women – Downhill – Cortina d'Ampezzo | 2008 | | 19 January |
| World Cup – Men – Downhill – Kitzbühel | 2008 | | 19 January |
| World Cup – Men – Super-G – Kitzbühel | 2008 | | 18 January |
| World Cup – Men – Downhill – Wengen | 2008 | | 13 January |
| World Cup – Women – Slalom – Maribor | 2008 | | 13 January |
| World Championship – Men | 2008 | | 13 January |
| World Cup – Women – Giant slalom – Maribor | 2008 | | 12 January |
| World Cup – Men – Slalom – Wengen | 2008 | | 12 January |
| World Cup – Men – Super combined – Wengen | 2008 | | 11 January |
| World Cup – Men – Slalom – Adelboden | 2008 | | 6 January |
| World Cup – Women – Slalom – Špindlerův Mlýn | 2008 | | 6 January |
| World Cup – Women – Giant slalom – Špindlerův Mlýn | 2008 | | 5 January |
| World Cup – Men – Giant slalom – Adelboden | 2008 | | 5 January |
| World Championship – Men | 2008 | | 1 January |
| World Cup – Men – Downhill – Bormio | 2008 | | 29 December |
| World Championships – Singles | 2007 | | 29 December |
| Ultimate Fighting Championship – Men – Welterweight | 2007 | | 29 December |
| World Cup – Women – Slalom – Linz | 2008 | | 29 December |
| World Cup – Women – Giant slalom – Linz | 2008 | | 28 December |
| World Cup – Women – Super combined – Sankt Anton | 2008 | | 22 December |
| World Cup – Women – Downhill – Sankt Anton | 2008 | | 21 December |
| World Cup – Men – Slalom – Alta Badia | 2008 | | 17 December |
| World Cup – Women – Super-G – Saint-Moritz | 2008 | | 16 December |
| Others – Fifa Club World Cup | 2007 | | 16 December |
| World Championships – Women – Results | 2007 | | 2–16 December |
| World Cup – Men – Giant slalom – Alta Badia | 2008 | | 16 December |
| World Cup – Men – Downhill – Val Gardena | 2008 | | 15 December |
| World Cup – Women – Downhill – Saint-Moritz | 2008 | | 15 December |
| World Cup – Men – Super-G – Val Gardena | 2008 | | 14 December |
| World Cup – Women – Slalom – Aspen | 2008 | | 9 December |
| World Cup – Men – Slalom – Bad Kleinkirchheim | 2008 | | 9 December |
| World Cup – Women – Downhill – Aspen | 2008 | | 8 December |
| World Cup – Men – Giant slalom – Bad Kleinkirchheim | 2008 | | 8 December |
| World Cup – Men – Super-G – Beaver Creek | 2008 | | 3 December |
| World Cup – Women – Super-G – Lake Louise | 2008 | | 2 December |
| World Cup – Men – Giant slalom – Beaver Creek | 2008 | | 2 December |
| Others – Davis Cup | 2007 | | 29 November–2 December |
| World Cup – Women – Downhill – Lake Louise | 2008 | | 1 December |
| World Cup – Men – Downhill – Beaver Creek | 2008 | | 30 November |
| World Cup – Men – Super combined – Beaver Creek | 2008 | | 29 November |
| World Cup – Women – Slalom – Panorama | 2008 | | 25 November |
| Honbasho – Kyūshū Basho (November) | 2007 | | 11–25 November |
| World Cup – Men – Super-G – Lake Louise | 2008 | | 25 November |
| World Cup – Women – Giant slalom – Panorama | 2008 | | 24 November |
| World Cup – Men – Downhill – Lake Louise | 2008 | | 24 November |
| World Cup – Men – Results | 2007 | | 2–11 November |
| World Cup – Men – Slalom – Reiteralm | 2008 | | 11 November |
| World Cup – Women – Slalom – Reiteralm | 2008 | | 10 November |
| World Marathon Majors – New York Marathon – Women | 2007 | | 4 November |
| World Marathon Majors – New York Marathon – Men | 2007 | | 4 November |
| World Cup – Men – Giant slalom – Sölden | 2008 | | 28 October |
| World Cup – Women – Giant slalom – Sölden | 2008 | | 27 October |
| World Cup – Results (Final) | 2007 | | 20 October |
| World Cup – Results | 2007 | | 7 September–20 October |
| Ultimate Fighting Championship – Men – Middleweight | 2007 | | 20 October |
| World Cup – Results (Third place game) | 2007 | | 19 October |
| ATP Tour – ATP Masters 1000 – Madrid | 2007 | | 15 October |
| World Cup – Results (Semifinal #2) | 2007 | | 14 October |
| World Cup – Results (Semifinal #1) | 2007 | | 13 October |
| UCI World Tour – Strade Bianche | 2007 | | 9 October |
| World Cup – Results (Quarterfinal #3) | 2007 | | 7 October |
| World Cup – Results (Quarterfinal #4) | 2007 | | 7 October |
| World Cup – Results (Quarterfinal #1) | 2007 | | 6 October |
| World Cup – Results (Quarterfinal #2) | 2007 | | 6 October |
| World Cup – Women – Results | 2007 | | 10–30 September |
| World Cup – Women – Results (Final) | 2007 | | 30 September |
| World Marathon Majors – Berlin Marathon – Women | 2007 | | 30 September |
| World Marathon Majors – Berlin Marathon – Men | 2007 | | 30 September |
| World Championship – Mixed | 2007 | | 12–30 September |
| World Cup – Results (Pool A) | 2007 | | 30 September |
| World Cup – Results (Pool D) | 2007 | | 30 September |
| World Cup – Results (Pool D) | 2007 | | 30 September |
| World Cup – Results (Pool B) | 2007 | | 29 September |
| World Cup – Results (Pool C) | 2007 | | 29 September |
| World Championships – Women – Road race | 2007 | | 29 September |
| World Cup – Results (Pool B) | 2007 | | 29 September |
| World Cup – Results (Pool C) | 2007 | | 29 September |
| World Cup – Results (Pool A) | 2007 | | 28 September |
| World Championships – Men – Time trial | 2007 | | 27 September |
| World Cup – Results (Pool A) | 2007 | | 26 September |
| World Cup – Results (Pool D) | 2007 | | 26 September |
| World Championships – Women – Time trial | 2007 | | 26 September |
| World Cup – Results (Pool B) | 2007 | | 25 September |
| World Cup – Results (Pool C) | 2007 | | 25 September |
| Honbasho – Aki Basho (September) | 2007 | | 9–23 September |
| World Cup – Results (Pool C) | 2007 | | 23 September |
| World Cup – Results (Pool B) | 2007 | | 23 September |
| World Cup – Results (Pool A) | 2007 | | 22 September |
| World Cup – Results (Pool A) | 2007 | | 22 September |
| World Cup – Results (Pool D) | 2007 | | 22 September |
| World Cup – Results (Pool D) | 2007 | | 21 September |
| World Cup – Results (Pool B) | 2007 | | 20 September |
| World Cup – Results (Pool C) | 2007 | | 19 September |
| World Cup – Results (Pool C) | 2007 | | 18 September |
| World Cup – Results (Pool D) | 2007 | | 16 September |
| World Cup – Results (Pool B) | 2007 | | 16 September |
| World Cup – Results (Pool A) | 2007 | | 16 September |
| Others – Bille Jean King Cup | 2007 | | 21 April–16 September |
| Continental championships – Europe – Men | 2007 | | 16 September |
| World Cup – Results (Pool B) | 2007 | | 15 September |
| World Cup – Results (Pool C) | 2007 | | 15 September |
| World Cup – Results (Pool D) | 2007 | | 15 September |
Past events
