| 100% | RANGE | 5 | " Open ___" 2003 Costner, Duvall western, |
| 71% | OPEN | 4 | 2003 film Western starring Robert Duvall and Kevin Costner |
| 68% | OPEN | 4 | & 17A 2003 film Western starring Robert Duvall and Kevin Costner |
| 39% | AGASSI | 6 | 2003 Australian Open champion |
| 39% | AGASSI | 6 | 2003 Australian Open champ |
| 39% | EARP | 4 | Western lawman played by Costner |
| 36% | YELLOWSTONE | 11 | Western drama series on Paramount starring Kevin Costner |
| 35% | MEMCACHED | 9 | Open-source caching system first developed in 2003 |
| 35% | SILVERADO | 9 | 1985 Costner/Kline western |
| 35% | YELLOWSTONE | 11 | Kevin Costner TV western |
| 34% | NOVAK | 5 | Jiri —, 2003 Swiss Open singles tennis champion |
| 34% | RODDICK | 7 | Andy —, 2003 US Open singles tennis champion |
| 33% | EARP | 4 | "Wyatt ___," 1994 Western drama film starring Kevin Costner |
| 33% | AMES | 4 | Stephen —, Canadian golfer; 2004 Western Open tournament winner |
| 33% | GRONBERG | 8 | Mathias —, Swedish golfer; 2003 Italian Open tournament winner |
| 33% | ANDY | 4 | Roddick who won the 2003 U.S. Open |
| 33% | FURYK | 5 | Jim —, US golfer; 2003 US Open Championship winner |
| 33% | RODDICK | 7 | Andy —, 2003 US Open singles tennis championship winner |
| 33% | YELLOWSTONE | 11 | Western TV show starring Kevin Costner that spawned the prequel "1923" |
| 32% | WYATT | 5 | 1994 Western starring Kevin Costner in the title role |
| 32% | AMES | 4 | Stephen —, Canadian golfer who won the 2004 Western Open |
| 31% | NOVAK | 5 | Jiri —, 2001 and 2003 Swiss Open singles tennis tournament winner |
| 31% | SCHALKEN | 8 | Sjeng —, 2003 Brasil Open men's singles tennis tournament winner |
| 31% | CALLERI | 7 | Agustin —, Argentine tennis player; 2003 Mexican Open singles tournament winner |
| 31% | SECONDHAND | 10 | 2003 comedy-drama film starring Michael Caine, Robert Duvall and Haley Joel Osment |
| 30% | FERREIRA | 8 | Wayne —, 1992 and 2003 Australian Open singles tennis championship semi-finalist |
| 30% | AGASSI | 6 | Tennis great who won four Australian Opens between 1995 and 2003 |