Marcos René Maidana (born 17 July 1983 in Margarita, Santa Fe), nicknamed ‘El Chino’, is an Argentine former professional boxer who competed from 2004 to 2014. Per Wikipedia, he held the WBA (Regular) super lightweight title from 2011 to 2012 and the WBA welterweight title from 2013 to 2014, was known for his formidable punching power, and was never stopped in any of his five losses.
Maidana started in Argentina in 2004, lost his first title shot to Andreas Kotelnik in 2009, beat Victor Ortiz for the interim WBA title that year, and lost a Fight of the Year against Amir Khan in 2010. Trained by Robert Garcia, he beat Adrien Broner for the WBA welterweight title in December 2013 and closed his career with two fights against Floyd Mayweather Jr. in 2014, the last on September 13, 2014.
BoxRec-style profile
- Birth name: Marcos René Maidana
- Born: July 17, 1983 — Margarita, Santa Fe, Argentina
- Nationality: Argentine
- Height: 5 ft 7 in (170 cm)
- Reach: 69 in (175 cm)
- Stance: Orthodox
- Pro debut: 12 Jun 2004 (Win by KO vs Adán Basilio Mironchik)
- Last bout: 13 Sep 2014 (Loss by UD vs Floyd Mayweather Jr.)
- Total rounds boxed: 193 (summed from the bout table below)
- Divisions: Light welterweight, Welterweight
- KO percentage: 88.6% (31 KO wins in 35 wins)
- Titles held (major, with reign dates): WBA (Regular) super lightweight title 2011–2012 (interim title first won against Victor Ortiz on June 27, 2009 per the fetched article; Regular title defended against Petr Petrov on September 23, 2011 per the fetched article, with the reign dated 2011-2012 in the fetched lead); WBA welterweight title December 14, 2013 – May 3, 2014 (won from Adrien Broner; lost to Floyd Mayweather Jr. in their first fight per the bout table) — reign summary per Wikipedia lead, article and bout table
- Trainer: Robert Garcia (Maidana had won four consecutive fights under trainer Robert Garcia by the December 2013 Broner fight, per the fetched article)
- Born: July 17, 1983 — Margarita, Santa Fe, Argentina
- Nationality: Argentine
- Height: 5 ft 7 in (170 cm)
- Reach: 69 in (175 cm)
- Stance: Orthodox
- Divisions: Light welterweight, Welterweight
Record at a glance
- Total bouts: 40
- Wins: 35
- Wins by KO: 31
- Losses: 5
- Losses by KO: 0
- Draws: 0
- No contests: 0
- Born: July 17, 1983 — Margarita, Santa Fe, Argentina
- Nationality: Argentine
- Height: 5 ft 7 in (170 cm)
- Reach: 69 in (175 cm)
- Stance: Orthodox
- Divisions: Light welterweight, Welterweight
Fight-by-fight record
| No. | Date | Opponent | Result | Method | Round/Time | Venue / Notes |
|---|---|---|---|---|---|---|
| 1 | 12 Jun 2004 | Adán Basilio Mironchik | Win | KO | 1 (4), 0:50 | Regatas Corrientes, Corrientes, Argentina |
| 2 | 24 Jul 2004 | Germán Omar Jesús Sánchez | Win | TKO | 1 (4), 1:50 | Club Sportivo América, Rosario, Argentina |
| 3 | 4 Sep 2004 | Cristian Pablo Gastón Ruiz | Win | RTD | 2 (6), 1:53 | Estadio F.A.B., Buenos Aires, Argentina |
| 4 | 23 Oct 2004 | Ramon Alberto Marquez | Win | TKO | 1 (4), 1:02 | Estadio F.A.B., Buenos Aires, Argentina |
| 5 | 18 Dec 2004 | Francisco Humberto Sanabria | Win | RTD | 1 (4), 2:13 | Estadio F.A.B., Buenos Aires, Argentina |
| 6 | 29 Jan 2005 | Adolfo Espinoza | Win | TKO | 1 (6), 3:00 | Atlético Club, Quilmes, Argentina |
| 7 | 26 Mar 2005 | Avelino Virgilio Silveira | Win | KO | 1 (6), 1:03 | SAG Los Polvorines, Buenos Aires, Argentina |
| 8 | 7 May 2005 | Omar Leon | Win | TKO | 4 (10), 1:50 | Estadio Virgen de Lujan, Centenario, Argentina |
| 9 | 18 Jun 2005 | Sergio Javier Benítez | Win | TKO | 3 (6), 1:45 | Estadio F.A.B., Buenos Aires, Argentina |
| 10 | 6 Aug 2005 | Daniel Benito Carriqueo | Win | UD | 6 | Estadio Ruca Che, Neuquén, Argentina |
| 11 | 1 Oct 2005 | Marcelo Martin Miranda | Win | TKO | 3 (10), 0:44 | Estadio F.A.B., Buenos Aires, Argentina |
| 12 | 26 Nov 2005 | Rubén Darío Oliva | Win | KO | 2 (10), 2:20 | Estadio F.A.B., Buenos Aires, Argentina |
| 13 | 11 Feb 2006 | Sergio Javier Benítez | Win | KO | 3 (10), 2:20 | Club Sportivo América, Rosario, Argentina |
| 14 | 22 Apr 2006 | Omar Leon | Win | KO | 1 (6), 0:21 | Estadio Luna Park, Buenos Aires, Argentina |
| 15 | 20 May 2006 | Luis Gustavo Sosa | Win | KO | 1 (10), 2:59 | Centro Municipal Nº 29, Santa Fe, Argentina |
| 16 | 15 Jul 2006 | Ariel Gerardo Aparicio | Win | TKO | 1 (10), 2:58 | Unidad Funcional Pueblo Chico, Tortuguitas, Argentina |
| 17 | 23 Sep 2006 | José Herley Zúñiga Montaño | Win | KO | 1 (10), 2:13 | Club Regatas, Santa Fe, Argentina |
| 18 | 22 Dec 2006 | Miguel Callist | Win | TKO | 3 (12), 2:59 | Lawn Tennis Club, Buenos Aires, Argentina — ★ Title fight — Won WBA Fedelatin super lightweight title |
| 19 | 30 Jun 2007 | Laszlo Komjathi | Win | TKO | 3 (8), 0:37 | Porsche-Arena, Stuttgart, Germany |
| 20 | 16 Aug 2007 | Jairo Moura dos Santos | Win | TKO | 2 (8), 0:28 | Figali Convention Center, Panama City, Panama |
| 21 | 7 Dec 2007 | Manuel Garnica | Win | KO | 8 (10), 0:48 | Alsterdorfer Sporthalle, Hamburg, Germany |
| 22 | 19 Apr 2008 | Arturo Morua | Win | TKO | 3 (10), 1:36 | Bördelandhalle, Magdeburg, Germany |
| 23 | 11 Jul 2008 | Esmeraldo José Da Silva | Win | TKO | 2 (10), 2:34 | Club Deportivo Libertad, Sunchales, Argentina |
| 24 | 29 Aug 2008 | Juan Carlos Rodriguez | Win | KO | 7 (10), 2:35 | Burg-Wächter Castello, Düsseldorf, Germany |
| 25 | 1 Nov 2008 | Silverio Ortiz | Win | KO | 2 (8), 2:04 | König Pilsener Arena, Oberhausen, Germany |
| 26 | 7 Feb 2009 | Andreas Kotelnik | Loss | SD | 12 | StadtHalle, Rostock, Germany — ★ Title fight — For WBA super lightweight title |
| 27 | 27 Jun 2009 | Victor Ortiz | Win | TKO | 6 (12), 0:46 | Staples Center, Los Angeles, California, U.S. — ★ Title fight — Won vacant WBA interim super lightweight title |
| 28 | 21 Nov 2009 | William Gonzalez | Win | KO | 3 (12), 2:20 | Club Deportivo Libertad, Sunchales, Argentina — ★ Title fight — Retained WBA interim super lightweight title |
| 29 | 27 Mar 2010 | Victor Cayo | Win | KO | 6 (12), 1:38 | The Joint, Paradise, Nevada, U.S. — ★ Title fight — Retained WBA interim super lightweight title |
| 30 | 28 Aug 2010 | DeMarcus Corley | Win | UD | 12 | Estadio Luna Park, Buenos Aires, Argentina — ★ Title fight — Retained WBA interim super lightweight title |
| 31 | 11 Dec 2010 | Amir Khan | Loss | UD | 12 | Mandalay Bay Events Center, Paradise, Nevada, U.S. — ★ Title fight — For WBA super lightweight title |
| 32 | 9 Apr 2011 | Érik Morales | Win | MD | 12 | MGM Grand Garden Arena, Paradise, Nevada, U.S. — ★ Title fight — Won vacant WBA interim super lightweight title |
| 33 | 23 Sep 2011 | Petr Petrov | Win | KO | 4 (12), 2:44 | Sociedad Alemana, Villa Ballester, Argentina — ★ Title fight — Retained WBA (Regular) super lightweight title |
| 34 | 25 Feb 2012 | Devon Alexander | Loss | UD | 10 | Scottrade Center, St. Louis, Missouri, U.S. |
| 35 | 15 Sep 2012 | Jesús Soto Karass | Win | TKO | 8 (12), 0:43 | MGM Grand Garden Arena, Paradise, Nevada, U.S. — ★ Title fight — Won vacant WBA International welterweight title |
| 36 | 12 Dec 2012 | Martin Ángel Martínez | Win | KO | 3 (12), 1:21 | Estadio Luna Park, Buenos Aires, Argentina — ★ Title fight — Won vacant WBA Inter-Continental welterweight title |
| 37 | 8 Jun 2013 | Josesito López | Win | TKO | 6 (12), 1:18 | Home Depot Center, Carson, California, U.S. — ★ Title fight — Retained WBA Inter-Continental welterweight title |
| 38 | 14 Dec 2013 | Adrien Broner | Win | UD | 12 | Alamodome, San Antonio, Texas, U.S. — ★ Title fight — Won WBA welterweight title |
| 39 | 3 May 2014 | Floyd Mayweather Jr. | Loss | MD | 12 | MGM Grand Garden Arena, Paradise, Nevada, U.S. — ★ Title fight — Lost WBA welterweight title; For WBC and The Ring welterweight titles |
| 40 | 13 Sep 2014 | Floyd Mayweather Jr. | Loss | UD | 12 | MGM Grand Garden Arena, Paradise, Nevada, U.S. — ★ Title fight — For WBA (Unified), WBC, and The Ring welterweight titles; For WBC super welterweight title |
Titles & notes
Major title reigns (start–end): WBA (Regular) super lightweight title 2011–2012 (interim title first won against Victor Ortiz on June 27, 2009 per the fetched article; Regular title defended against Petr Petrov on September 23, 2011 per the fetched article, with the reign dated 2011-2012 in the fetched lead); WBA welterweight title December 14, 2013 – May 3, 2014 (won from Adrien Broner; lost to Floyd Mayweather Jr. in their first fight per the bout table) — reign summary per Wikipedia lead, article and bout table
- 22 Dec 2006 vs Miguel Callist: Won WBA Fedelatin super lightweight title
- 7 Feb 2009 vs Andreas Kotelnik: For WBA super lightweight title
- 27 Jun 2009 vs Victor Ortiz: Won vacant WBA interim super lightweight title
- 21 Nov 2009 vs William Gonzalez: Retained WBA interim super lightweight title
- 27 Mar 2010 vs Victor Cayo: Retained WBA interim super lightweight title
- 28 Aug 2010 vs DeMarcus Corley: Retained WBA interim super lightweight title
- 11 Dec 2010 vs Amir Khan: For WBA super lightweight title
- 9 Apr 2011 vs Érik Morales: Won vacant WBA interim super lightweight title
- 23 Sep 2011 vs Petr Petrov: Retained WBA (Regular) super lightweight title
- 15 Sep 2012 vs Jesús Soto Karass: Won vacant WBA International welterweight title
- 12 Dec 2012 vs Martin Ángel Martínez: Won vacant WBA Inter-Continental welterweight title
- 8 Jun 2013 vs Josesito López: Retained WBA Inter-Continental welterweight title
- 14 Dec 2013 vs Adrien Broner: Won WBA welterweight title
- 3 May 2014 vs Floyd Mayweather Jr.: Lost WBA welterweight title; For WBC and The Ring welterweight titles
- 13 Sep 2014 vs Floyd Mayweather Jr.: For WBA (Unified), WBC, and The Ring welterweight titles; For WBC super welterweight title
Photo: Galeria de Daniel Ivoskus via Wikimedia Commons (CC BY 2.0). Featured image: https://upload.wikimedia.org/wikipedia/commons/b/be/El_Chino_Maidana_pre-fight_Sep_2011.jpg?utm_source=commons.wikimedia.org&utm_campaign=imageinfo&utm_content=original
Record source: Wikipedia professional boxing record table (cross-checked against the bout list), retrieved 2026-10-30.
