Dariusz Tomasz Michalczewski (born 5 May 1968) is a Polish-German professional boxer who competed from 1991 to 2005. He held multiple world championships in two weight classes, including the WBA, IBF, WBO and lineal light heavyweight titles between 1994 and 2003, and the WBO junior-heavyweight title from 1994 to 1995.
He was born in 1968 in Gdańsk to father Bogusław Michalczewski, a radio technician working for the Polish State Railways and mother Maria, an accountant. In his youth, before turning to boxing, he initially practiced wrestling and football.
BoxRec-style profile
- Birth name: Dariusz Michalczewski
- Born: 5 May 1968 — Gdańsk, Poland
- Nationality: Polish / German
- Height: 6 ft 0 in (1.84 m)
- Reach: 70 in (178 cm)
- Stance: Orthodox
- Pro debut: 16 Sep 1991 (Win by TKO vs Frederic Porter)
- Last bout: 26 Feb 2005 (Loss by TKO vs Fabrice Tiozzo)
- Total rounds boxed: 311 (summed from the bout table below)
- Divisions: Light-heavyweight, Cruiserweight
- KO percentage: 79.2% (38 KO wins in 48 wins)
- Titles held (major, with reign dates): WBO light-heavyweight title September 10, 1994 – October 18, 2003 (won from Leeonzer Barber; a defense run spanning nine years through the March 29, 2003 Derrick Harmon win; added the WBA and IBF light-heavyweight titles on June 13, 1997 against Virgil Hill; lost the WBO title to Julio César González); WBO junior-heavyweight (cruiserweight) title December 17, 1994 (won from Nestor Hipolito Giovannini in a one-division move up, per the bout table, then returned to light-heavyweight) — all dates per the bout table
Record at a glance
- Total bouts: 50
- Wins: 48
- Wins by KO: 38
- Losses: 2
- Losses by KO: 1
- Draws: 0
- No contests: 0
- Born: 5 May 1968 — Gdańsk, Poland
- Nationality: Polish / German
- Height: 6 ft 0 in (1.84 m)
- Reach: 70 in (178 cm)
- Stance: Orthodox
- Divisions: Light-heavyweight, Cruiserweight
Fight-by-fight record
| No. | Date | Opponent | Result | Method | Round/Time | Venue / Notes |
|---|---|---|---|---|---|---|
| 1 | 16 Sep 1991 | Frederic Porter | Win | TKO | 2 | Legiencenter, Hamburg, Germany |
| 2 | 15 Oct 1991 | Peter Cenki | Win | TKO | 2 | Legiencenter, Hamburg, Germany |
| 3 | 10 Jan 1992 | Zoltan Habda | Win | TKO | 2 (6) | Saaltheater Geulen, Aachen, Germany |
| 4 | 28 Jan 1992 | Yves Monsieur | Win | TKO | 4 (8) | Legiencenter, Hamburg, Germany |
| 5 | 21 Feb 1992 | Sean Mannion | Win | TKO | 3 | Legiencenter, Hamburg, Germany |
| 6 | 4 Apr 1992 | Robert Johnson | Win | TKO | 2 (8), 2:41 | Düsseldorf, Germany |
| 7 | 22 May 1992 | Terrence Wright | Win | TKO | 2 | Dinslaken, Germany |
| 8 | 27 Jun 1992 | Richard Bustin | Win | KO | 4 (8) | Hotel, Quinta do Lago, Portugal |
| 9 | 28 Aug 1992 | Sylvester White | Win | TKO | 5 | Tivoli Eissporthalle, Aachen, Germany |
| 10 | 29 Sep 1992 | Steve McCarthy | Win | DQ | 3 (10), 2:59 | Legiencenter, Hamburg, Germany — McCarthy disqualified for an intentional headbutt |
| 11 | 7 Nov 1992 | Cecil Simms | Win | KO | 2 | Sporthalle, Cologne, Germany |
| 12 | 17 Nov 1992 | Keith Williams | Win | TKO | 2 | Holstentorhalle, Lübeck, Germany |
| 13 | 8 Dec 1992 | Mike Peak | Win | PTS | 8 | Legiencenter, Hamburg, Germany |
| 14 | 12 Jan 1993 | Willie McDonald | Win | KO | 2 (8) | Saaltheater Geulen, Aachen, Germany |
| 15 | 13 Feb 1993 | Ali Saidi | Win | KO | 10 (10) | Alsterdorfer Sporthalle, Hamburg, Germany — ★ Title fight — Won German International light-heavyweight title |
| 16 | 3 Apr 1993 | Pat Alley | Win | KO | 4 | Sporthalle Wandsbek, Hamburg, Germany |
| 17 | 22 May 1993 | Noel Magee | Win | TKO | 8 (12) | Tivoli Eissporthalle, Aachen, Germany — ★ Title fight — Won vacant IBF Inter-Continental light-heavyweight title |
| 18 | 26 Jun 1993 | Juan Alberto Barrero | Win | KO | 5 (10) | Alsterdorfer Sporthalle, Hamburg, Germany |
| 19 | 11 Sep 1993 | Mwehu Beya | Win | PTS | 12 | Tivoli Eissporthalle, Aachen, Germany — ★ Title fight — Retained IBF Inter-Continental light-heavyweight title |
| 20 | 20 Nov 1993 | Sergio Daniel Merani | Win | TD | 9 (12) | Alsterdorfer Sporthalle, Hamburg, Germany — ★ Title fight — Retained IBF Inter-Continental light-heavyweight title |
| 21 | 19 Feb 1994 | David Vedder | Win | DQ | 1 | Sporthalle Wandsbek, Hamburg, Germany |
| 22 | 23 Apr 1994 | David Davis | Win | KO | 7 (10) | Sporthalle Bildungszentrum, Halle, Germany |
| 23 | 28 May 1994 | Melvin Wynn | Win | KO | 2, 3:05 | Tivoli Eissporthalle, Aachen, Germany |
| 24 | 10 Sep 1994 | Leeonzer Barber | Win | UD | 12 | Alsterdorfer Sporthalle, Hamburg, Germany — ★ Title fight — Won WBO light-heavyweight title |
| 25 | 17 Dec 1994 | Nestor Hipolito Giovannini | Win | KO | 10 (12), 1:25 | Alsterdorfer Sporthalle, Hamburg, Germany — ★ Title fight — Won WBO junior-heavyweight title |
| 26 | 11 Mar 1995 | Roberto Dominguez | Win | KO | 2 (12), 1:05 | Sporthalle, Cologne, Germany — ★ Title fight — Retained WBO light-heavyweight title |
| 27 | 20 May 1995 | Paul Carlo | Win | KO | 4 (12), 2:46 | Alsterdorfer Sporthalle, Hamburg, Germany — ★ Title fight — Retained WBO light-heavyweight title |
| 28 | 19 Aug 1995 | Everardo Armenta Jr. | Win | KO | 5 (12), 2:59 | Eisstadion an der Brehmstraße, Düsseldorf, Germany — ★ Title fight — Retained WBO light-heavyweight title |
| 29 | 7 Oct 1995 | Philippe Michel | Win | UD | 12 | Festhalle, Frankfurt, Germany — ★ Title fight — Retained WBO light-heavyweight title |
| 30 | 6 Apr 1996 | Asluddin Umarov | Win | TKO | 5 (12), 2:30 | Stadionsporthalle, Hanover, Germany — ★ Title fight — Retained WBO light-heavyweight title |
| 31 | 8 Jun 1996 | Christophe Girard | Win | UD | 12 | Sporthalle, Cologne, Germany — ★ Title fight — Retained WBO light-heavyweight title |
| 32 | 10 Aug 1996 | Graciano Rocchigiani | Win | DQ | 7 (12), 3:00 | Wilhelm-Koch-Stadion, Hamburg, Germany — ★ Title fight — Retained WBO light-heavyweight title; Rocchigiani disqualified for punching after a clinch |
| 33 | 13 Dec 1996 | Christophe Girard | Win | TKO | 8 (12) | Stadionsporthalle, Hanover, Germany — ★ Title fight — Retained WBO light-heavyweight title |
| 34 | 13 Jun 1997 | Virgil Hill | Win | UD | 12 | Arena Oberhausen, Oberhausen, Germany — ★ Title fight — Retained WBO light-heavyweight title; Won WBA and IBF light-heavyweight titles |
| 35 | 4 Oct 1997 | Nicky Piper | Win | TKO | 7 (12), 3:00 | Stadionsporthalle, Hanover, Germany — ★ Title fight — Retained WBO light-heavyweight title |
| 36 | 13 Dec 1997 | Darren Zenner | Win | RTD | 6 (12), 3:00 | Alsterdorfer Sporthalle, Hamburg, Germany — ★ Title fight — Retained WBO light-heavyweight title |
| 37 | 20 Mar 1998 | Andrea Magi | Win | TKO | 4 (12) | Ballsporthalle, Frankfurt, Germany — ★ Title fight — Retained WBO light-heavyweight title |
| 38 | 19 Sep 1998 | Mark Prince | Win | KO | 8 (12) | Arena Oberhausen, Oberhausen, Germany — ★ Title fight — Retained WBO light-heavyweight title |
| 39 | 12 Dec 1998 | Drake Thadzi | Win | TKO | 9 (12), 1:45 | Ballsporthalle, Frankfurt, Germany — ★ Title fight — Retained WBO light-heavyweight title |
| 40 | 3 Apr 1999 | Muslim Biarslanov | Win | TKO | 7 (12), 1:41 | Stadthalle, Bremen, Germany — ★ Title fight — Retained WBO light heavyweight title |
| 41 | 28 Aug 1999 | Montell Griffin | Win | TKO | 4 (12), 2:59 | Stadthalle, Bremen, Germany — ★ Title fight — Retained WBO light-heavyweight title |
| 42 | 15 Apr 2000 | Graciano Rocchigiani | Win | TKO | 10 (12), 3:00 | Preussag Arena, Hanover, Germany — ★ Title fight — Retained WBO light-heavyweight title |
| 43 | 16 Dec 2000 | Ka-Dy King | Win | TKO | 7 (12), 0:28 | Grugahalle, Essen, Germany — ★ Title fight — Retained WBO light-heavyweight title |
| 44 | 5 May 2001 | Alejandro Lakatos | Win | KO | 9 (12), 1:35 | Volkswagen Halle, Braunschweig, Germany — ★ Title fight — Retained WBO light-heavyweight title |
| 45 | 15 Dec 2001 | Richard Hall | Win | TKO | 11 (12), 1:50 | Estrel Hotel, Berlin, Germany — ★ Title fight — Retained WBO light-heavyweight title |
| 46 | 20 Apr 2002 | Joey DeGrandis | Win | KO | 2 (12) | Hala Olivia, Gdańsk, Poland — ★ Title fight — Retained WBO light-heavyweight title |
| 47 | 14 Sep 2002 | Richard Hall | Win | TKO | 10 (12) | Volkswagen Halle, Braunschweig, Germany — ★ Title fight — Retained WBO light-heavyweight title |
| 48 | 29 Mar 2003 | Derrick Harmon | Win | KO | 9 (12) | Color Line Arena, Hamburg, Germany — ★ Title fight — Retained WBO light-heavyweight title |
| 49 | 18 Oct 2003 | Julio César González | Loss | SD | 12 | Color Line Arena, Hamburg, Germany — ★ Title fight — Lost WBO light-heavyweight title |
| 50 | 26 Feb 2005 | Fabrice Tiozzo | Loss | TKO | 6 (12), 2:05 | Color Line Arena, Hamburg, Germany — ★ Title fight — For WBA light-heavyweight title |
Titles & notes
Major title reigns (start–end): WBO light-heavyweight title September 10, 1994 – October 18, 2003 (won from Leeonzer Barber; a defense run spanning nine years through the March 29, 2003 Derrick Harmon win; added the WBA and IBF light-heavyweight titles on June 13, 1997 against Virgil Hill; lost the WBO title to Julio César González); WBO junior-heavyweight (cruiserweight) title December 17, 1994 (won from Nestor Hipolito Giovannini in a one-division move up, per the bout table, then returned to light-heavyweight) — all dates per the bout table
- 13 Feb 1993 vs Ali Saidi: Won German International light-heavyweight title
- 22 May 1993 vs Noel Magee: Won vacant IBF Inter-Continental light-heavyweight title
- 11 Sep 1993 vs Mwehu Beya: Retained IBF Inter-Continental light-heavyweight title
- 20 Nov 1993 vs Sergio Daniel Merani: Retained IBF Inter-Continental light-heavyweight title
- 10 Sep 1994 vs Leeonzer Barber: Won WBO light-heavyweight title
- 17 Dec 1994 vs Nestor Hipolito Giovannini: Won WBO junior-heavyweight title
- 11 Mar 1995 vs Roberto Dominguez: Retained WBO light-heavyweight title
- 20 May 1995 vs Paul Carlo: Retained WBO light-heavyweight title
- 19 Aug 1995 vs Everardo Armenta Jr.: Retained WBO light-heavyweight title
- 7 Oct 1995 vs Philippe Michel: Retained WBO light-heavyweight title
- 6 Apr 1996 vs Asluddin Umarov: Retained WBO light-heavyweight title
- 8 Jun 1996 vs Christophe Girard: Retained WBO light-heavyweight title
- 10 Aug 1996 vs Graciano Rocchigiani: Retained WBO light-heavyweight title; Rocchigiani disqualified for punching after a clinch
- 13 Dec 1996 vs Christophe Girard: Retained WBO light-heavyweight title
- 13 Jun 1997 vs Virgil Hill: Retained WBO light-heavyweight title; Won WBA and IBF light-heavyweight titles
- 4 Oct 1997 vs Nicky Piper: Retained WBO light-heavyweight title
- 13 Dec 1997 vs Darren Zenner: Retained WBO light-heavyweight title
- 20 Mar 1998 vs Andrea Magi: Retained WBO light-heavyweight title
- 19 Sep 1998 vs Mark Prince: Retained WBO light-heavyweight title
- 12 Dec 1998 vs Drake Thadzi: Retained WBO light-heavyweight title
- 3 Apr 1999 vs Muslim Biarslanov: Retained WBO light heavyweight title
- 28 Aug 1999 vs Montell Griffin: Retained WBO light-heavyweight title
- 15 Apr 2000 vs Graciano Rocchigiani: Retained WBO light-heavyweight title
- 16 Dec 2000 vs Ka-Dy King: Retained WBO light-heavyweight title
- 5 May 2001 vs Alejandro Lakatos: Retained WBO light-heavyweight title
- 15 Dec 2001 vs Richard Hall: Retained WBO light-heavyweight title
- 20 Apr 2002 vs Joey DeGrandis: Retained WBO light-heavyweight title
- 14 Sep 2002 vs Richard Hall: Retained WBO light-heavyweight title
- 29 Mar 2003 vs Derrick Harmon: Retained WBO light-heavyweight title
- 18 Oct 2003 vs Julio César González: Lost WBO light-heavyweight title
- 26 Feb 2005 vs Fabrice Tiozzo: For WBA light-heavyweight title
Photo: Paweł Zienowicz Sp5uhe via Wikimedia Commons (CC BY-SA 3.0).
Record source: Wikipedia professional boxing record table (cross-checked against the bout list), retrieved 2026-11-03.
