In this 
Spanish name, the first or paternal 
surname is 
 López and the second or maternal family name is 
 Erazo.
Luis Fernando López Erazo (born 3 June 1979 in San Juan de Pasto, Nariño) is a Colombian race walker.[1][2] 
López was introduced to athletics by his father, who was also a competitive race walker.[3]  His uncle, Marcelino Pastrana, was a former Colombian national champion at the 800 m, and later became his coach.[3] 
When he won the gold medal at the 2011 World Championships, it was the first athletics world championship medal to be won by a Colombian.[3]  He was declared the silver medalist in a photo finish at the 2017 Pan American Race Walking Cup 50 kilometers race walk, walking the same time as winner Claudio Villanueva, his personal best 3:51:35.[4] 
  Personal bests
 Track walk
 - 10,000 m: 40:33.87 min –  Catania, 6 December 2003 Catania, 6 December 2003
- 20,000 m: 1:20:53.6 hrs (ht) –  Lima, 21 June 2009 Lima, 21 June 2009
Road walk
 - 10 km: 38:10 min –  Beijing, 18 September 2010 Beijing, 18 September 2010
- 20 km: 1:20:03 hrs –  Berlin, 15 August 2009 Berlin, 15 August 2009
- 50 km: 3:51:35 hrs –  Lima, 14 May 2017 Lima, 14 May 2017
Achievements
     | Year | Competition | Venue | Position | Event | Notes | 
    | Representing the  Colombia | 
  | 1998 | South American Junior Championships | Córdoba, Argentina | 2nd | 10,000 m | 44:18.66 | 
  | 2001 | South American Race Walking Championships/ Pan American Race Walking Cup
 | Cuenca, Ecuador | — | 20 km road walk | DQ | 
  | 2003 | Pan American Race Walking Cup | Chula Vista, California, United States | 9th | 20 km road walk | 1:27:15 | 
  | Pan American Games | Santo Domingo, Dominican Republic | 4th | 20 km | 1:27:32 | 
  | 2004 | South American Race Walking Championships | Los Ángeles, Chile | 2nd | 20 km road walk | 1:22:52 | 
  | World Race Walking Cup | Naumburg, Germany | 38th | 20 km road walk | 1:24:00 | 
  | Olympic Games | Athens, Greece | 24th | 20 km | 1:26:34 | 
  | 2005 | Pan American Race Walking Cup | Lima, Peru | 2nd | 20 km | 1:20:26 | 
  | South American Championships | Cali, Colombia | 3rd | 20,000 m | 1:23:43.2 | 
  | World Championships | Helsinki, Finland | 12th | 20 km | 1:22:28 | 
  | Bolivarian Games | Armenia, Colombia | 4th | 20 km road walk | 1:25:01 | 
  | 2006 | South American Race Walking Championships | Cochabamba, Bolivia | 2nd | 20 km road walk | 1:27:16 | 
  | World Race Walking Cup | A Coruña, Spain | — | 20 km road walk | DQ | 
  | Central American and Caribbean Games | Cartagena, Colombia | 1st | 20 km | 1:24:20 | 
  | 2007 | Pan American Race Walking Cup | Balneário Camboriú, Brazil | 3rd | 20 km | 1:25:25 | 
  | Pan American Games | Rio de Janeiro, Brazil | — | 20 km | DQ | 
  | World Championships | Osaka, Japan | 22nd | 20 km | 1:27:22 | 
  | 2008 | South American Race Walking Championships | Cuenca, Ecuador | 1st | 20 km road walk | 1:24:38 | 
  | World Race Walking Cup | Cheboksary, Russia | 23rd | 20 km road walk | 1:22:25 | 
  | Olympic Games | Beijing, PR China | 9th | 20 km | 1:20:59 | 
  | 2009 | Pan American Race Walking Cup | San Salvador, El Salvador | 1st | 20 km | 1:22:18 | 
  | South American Championships | Lima, Peru | 1st | 20,000 m | 1:20:53.6 | 
  | World Championships | Berlin, Germany | 5th | 20 km | 1:20:03 | 
  | Bolivarian Games | Sucre, Bolivia | 1st | 20 km | 1:28.09 A | 
  | 2010 | World Race Walking Cup | Chihuahua, México | 4th | 20 km road walk | 1:23:11 | 
  | Central American and Caribbean Games | Mayagüez, Puerto Rico | 2nd | 20 km | 1:22:55 | 
  | 2011 | Pan American Race Walking Cup | Envigado, Colombia | 1st | 20 km road walk | 1:25:04 | 
  | World Championships | Daegu, South Korea | 1st | 20 km | 1:20:38 | 
  | Pan American Games | Guadalajara, Mexico | 3rd | 20 km | 1:22.51 | 
  | 2012 | World Race Walking Cup | Saransk, Russia | 49th | 20 km road walk | 1:26:14 | 
  | Olympic Games | London, United Kingdom | – | 20 km | DQ | 
  | 2013 | Pan American Race Walking Cup | Ciudad de Guatemala, Guatemala | 21st | 20 km road walk | 1:34:13 | 
  | World Championships | Moscow, Russia | — | 20 km road walk | DNF | 
  | 2014 | World Race Walking Challenge | Chihuahua, México | 12th | 20 km road walk | 1:26:07 | 
  | World Race Walking Cup | Taicang, China | 34th | 50 km road walk | 4:05:14 | 
  | 2015 | World Championships | Beijing, China | 20th | 50 km | 3:55:43 | 
 References
  External links
  |  | 
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|  1966: 10 km walk (track)1970 – present: 20 km walk (road)
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| Authority control databases: People |  | 
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