# The 15 Biggest Upsets in Sports History

> The odds said it could not happen, and then it happened anyway. Fourteen results that rewrote what a favourite is worth.

*By YPB Team · Published August 2, 2026 · https://youpick.best/ranking/the-15-biggest-upsets-in-sports-history*

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## Current results (0 votes)

1. **Buster Douglas beats Mike Tyson**
   Tokyo, February 1990. A 42-to-1 underdog knocked out the unbeaten champion.
2. **Miracle on Ice**
   USA's college kids beat the Soviet Union at Lake Placid, 1980.
3. **Leicester City win the Premier League**
   5000-to-1 in August, champions in May, 2016.
4. **Giants beat the undefeated Patriots**
   Super Bowl XLII, 2008, and the helmet catch.
5. **Ali beats Foreman**
   The Rumble in the Jungle, Kinshasa, 1974.
6. **Greece win Euro 2004**
   150-to-1 outsiders beat the hosts twice and lifted the trophy.
7. **Japan beat South Africa**
   Brighton, 2015, and the last-minute try that refused the draw.
8. **UMBC beat Virginia**
   The first 16-seed ever to beat a 1-seed, 2018.
9. **Villanova beat Georgetown**
   1985, and a shooting night that has never been repeated.
10. **Appalachian State beat Michigan**
   A blocked kick in the Big House, 2007.
11. **Denmark win Euro 1992**
   Called up from their holidays as a replacement team, and won it.
12. **Rulon Gardner beats Karelin**
   The unbeaten Russian's first loss in thirteen years, Sydney 2000.
13. **Jets win Super Bowl III**
   Namath guaranteed it, then delivered it, 1969.
14. **Goran Ivanisevic wins Wimbledon**
   A wildcard ranked 125th took the 2001 title.
15. **Foreman beats Moorer**
   45 years old, ten years out, one right hand, 1994.

Tags: sports, all-time, upsets