William Krijnen boxer
- bouts
- 29
- won
- 19
- lost
- 9
- draw
- 1
- Status
- inactive
- Division
- light heavyweight
- Debut
- 1991-06-10
- Height
- 6′ 3″/191cm
- Reach
- -
- Age
- -
- Born
- 1969-10-28
- Death
- -
- Nationality
- Netherlands
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2005-03-19 | Ladislav Semna | debut | Stadssporthal, Tilburg | WIN Technical knockout |
| 1999-10-30 | Nordin Ben Salah | WWWWWW | Sportpaleis Ahoy', Rotterdam | LOST Points |
| 1999-06-05 | Danilo Haussler | WWWWWW | Ballsporthalle, Frankfurt | LOST Points |
| 1998-11-17 | Lee Manuel Ossie | WWWWW | Vigo | LOST Points |
| 1998-08-22 | Sven Ottke | WWWWWW | Messehalle, Leipzig | LOST Unanimous decision |
| 1998-05-05 | Stephane Nizard | DLWDLL | Palais des Sport Marcel Cerdan, Levallois-Perret | WIN Points |
| 1997-10-03 | Thomas Hansvoll | WWWWWW | Ostre Gasvaerk, Copenhagen | LOST Unanimous decision |
| 1997-03-15 | Allaoua Anki | WWLWWW | Purmerend | WIN Technical knockout |
| 1996-09-16 | Joseph Awinongya | WLWD | Rotterdam | WIN Points |
| 1996-03-23 | Dirk Wallyn | WWWWWW | Sint Truiden | LOST KO |
| 1995-10-02 | Danny de Beul | WWLLLW | Energiehal, Rotterdam | WIN Points |
| 1995-06-26 | Jan Lefeber | LWDLWW | Rotterdam | DRAW Split-decision |
| 1994-09-24 | Milan Konecny | WWWWW | Sportpaleis Ahoy', Rotterdam | WIN Points |
| 1994-09-02 | Danny de Beul | DWWWLL | Tilburg | WIN Technical knockout |
| 1994-03-07 | Michael Kopzog | WWDWLL | Sportpaleis Ahoy', Rotterdam | WIN Technical knockout |
| 1993-12-04 | Michael Kopzog | WWWDWL | Tilburg | WIN Points |
| 1993-05-08 | Reino van der Hoek | LWWL | Tilburg | WIN Points |
| 1993-03-23 | Filip van Geert | DLLWWW | Sportpaleis Ahoy', Rotterdam | WIN |
| 1992-10-16 | Filip van Geert | WWWDLL | Sint Amandsberg | LOST Points |
| 1992-05-18 | John Ogiste | LWWWLL | Sportcentrum Valkencourt, Valkenswaard | WIN Points |
| 1992-02-01 | Evaristo Bailey | LL | Holiday Beach Hotel, Willemstad | WIN Technical knockout |
| 1991-10-29 | Mario Vaca | W | Country Club, Reseda | WIN Points |
| 1991-10-21 | James Nellems | DWLWWL | Great Western Forum, Inglewood | WIN Unanimous decision |
| 1991-10-07 | Paul Vaden | WWWWW | Great Western Forum, Inglewood | LOST Points |
| 1991-09-16 | James Nellems | LDWLWW | Great Western Forum, Inglewood | WIN Points |
| 1991-08-17 | Joe Hourihane | W | Bren Events Center, Irvine | LOST Points |
| 1991-07-26 | Ronald Hasbrouck | D | Fiscalini Field, San Bernardino | WIN KO |
| 1991-07-15 | Calum Heggarty | debut | Marriott Hotel, Irvine | WIN Points |
| 1991-06-10 | Aaron Bonner | debut | Great Western Forum, Inglewood | WIN KO |