# Caio Bonfim

Caio Oliveira de Sena Bonfim (born 19 March 1991) is a Brazilian racewalker. In the 20 km walk, he was a silver medalist at the 2024 Olympic Games and a bronze medalist at the 2017 and 2023 World Championships. He also finished 4th at the 2016 Olympic Games. His mother, Gianetti Bonfim, was also an international racewalker for Brazil.

## Career

He competed in the 20 km walk at the 2012 Summer Olympics, where he placed 39th.
In 2013 he won bronze at the Pan American Race Walking Cup.
In May 2015 he won silver at the Pan American Race Walking Cup.
At the 2015 Pan American Games, he won a bronze medal in the Men's 20 kilometres walk with a time of 1:24:43. He broke a 24-year fast without Brazil winning medals in this event at the Pan American Games, since Marcelo Palma's bronze in 1991.
At the 2015 IAAF World Championships, he finished 6th with a time of 1:20:44, equaling Brazil's best result in the sport at World Championships. Bonfim repeated the position of Sérgio Galdino from Santa Catarina at the World Championship in Stuttgart (Germany), in 1993.
At the 2016 Summer Olympics in Rio de Janeiro, Bonfim competed well. In the Men's 20 kilometres walk, he finished 4th with a time of 1:19:42, a Brazilian record, just 5 seconds behind the bronze medalist. In the Men's 50 kilometres walk, he finished 9th, again breaking the Brazilian record with a time of 3:47:02.
At the 2017 World Championships held in London, Bonfim won the bronze medal, the first for a Brazilian in this sport, in the 20 km walk, again lowering his Brazilian record, with a mark of 1:19:04.
At the 2019 Pan American Games held in Lima, he won the silver medal in the 20 km walk, just 7 seconds behind Ecuadorian Brian Daniel Alvez. He also finished 4th in the 50 km walk.
He qualified to represent Brazil at the 2020 Summer Olympics.
In May 2021 he won silver at the Pan American Race Walking Cup.
At the 2022 South American Games he won a gold medal in the 35 km walk and a bronze medal in the 20 km walk. With this, he was chosen as the male flag bearer for Team Brazil at the Closing Ceremony of the South American Games.
At the 2023 World Athletics Championships, Bonfim won his second bronze medal at the World Championships in the Men's 20 kilometres walk, breaking the Brazilian record, with a time of 1:17.47.
At the 2023 Pan American Games, Bonfim won silver in the 20 kilometres walk, completing the race in 1:19.24. During the 20 km, he took the lead a few times, alternating with David Hurtado, who finished in front with 1:19.20 and broke the Pan American Games record. In the debut of the Race walk mixed team, Bonfim and Viviane Lyra obtained the bronze medal.
In March 2024, at the Taicang GP, in China, he broke the Brazilian record for the 20 km walk, which was already his, with a time of 1.17:44. This time is just 23 seconds off the South American record of 1.17:21, set by the Ecuadorian Jefferson Pérez and 1 minute and 8 seconds off the world record of 1:16.36 made by the Japanese Yusuke Suzuki.
At the 2024 Summer Olympics, he won the silver medal in the 20 km race walk, the first in Brazil's history.

## Personal bests
### Road walk

* 10 km: 39:03 min – Madrid, 30 Apr 2023
* 20 km: 1:17:44 hrs – Taicang, 3 Mar 2024
* 50 km: 3:47:02 hrs – Rio de Janeiro, 19 Aug 2016

### Track walk

* 5000 m: 19:47.99 min – Fortaleza, 11 May 2011
* 10,000 m: 39:57.59 min (ht) – La Nucia, 21 May 2022
* 20,000 m: 1:19:52.1h hrs (ht) – Bragança Paulista, 27 June 2024

## International competitions

| Year | Competition | Venue | Position | Event | Notes |
| Representing Brazil ||||||
| 2007 | Pan American Race Walking Cup (U20) | Balneário Camboriú, Brazil | 8th | 10 km | 45:40 |
| 2007 | Pan American Race Walking Cup (U20) | Balneário Camboriú, Brazil | 2nd | Team (10 km) | 11 pts |
| 2007 | Pan American Junior Championships | São Paulo, Brazil | 5th | 10,000m track walk | 44:34.95 |
| 2007 | World Youth Championships | Ostrava, Czech Republic | 12th | 10,000m track walk | 45:16.88 |
| 2008 | South American Race Walking Championships (U-18) | Cochabamba, Bolivia | 2nd | 10 km | 47:00 min |
| 2008 | World Race Walking Cup (U20) | Cheboksary, Russia | — | 10 km | DQ |
| 2008 | World Junior Championships | Bydgoszcz, Poland | 6th | 10,000m track walk | 42:18.33 |
| 2008 | South American Youth Championships | Lima, Peru | 1st | 10,000m track walk | 43:21.9 min CR |
| 2009 | Pan American Race Walking Cup (U20) | San Salvador, El Salvador | 1st | 10 km | 43:04 min |
| 2009 | Pan American Race Walking Cup (U20) | San Salvador, El Salvador | 3rd | Team (10 km) | 17 pts |
| 2009 | South American Junior Championships | São Paulo, Brazil | 1st | 10,000m track walk | 42:43.58 |
| 2009 | Pan American Junior Championships | Port of Spain, Trinidad and Tobago | 2nd | 10,000m track walk | 42:43.58 |
| 2010 | South American Race Walking Championships (U20) | Cochabamba, Bolivia | 1st | 10 km | 43:08 min |
| 2010 | South American Race Walking Championships (U20) | Cochabamba, Bolivia | 2nd | Team (10 km) | 12 pts |
| 2010 | South American Under-23 Championships / South American Games | Medellín, Colombia | 3rd | 20,000m track walk | 1:33:05.1 |
| 2010 | World Race Walking Cup (U20) | Chihuahua, Mexico | — | 10 km | DQ |
| 2010 | World Junior Championships | Moncton, Canada | 4th | 10,000m track walk | 41:32.28 |
| 2011 | Pan American Race Walking Cup | Envigado, Colombia | 10th | 20 km | 1:31:00 |
| 2011 | South American Championships | Buenos Aires, Argentina | 4th | 20,000m track walk | 1:20:58.5 |
| 2011 | Universiade | Shenzhen, China | 8th | 20 km | 1:27:19 |
| 2011 | World Championships | Daegu, South Korea | 22nd | 20 km | 1:24:29 |
| 2011 | Pan American Games | Guadalajara, Mexico | — | 20 km | DQ |
| 2012 | South American Race Walking Championships | Salinas, Ecuador | 1st | 20 km | 1:23:59.0 hrs |
| 2012 | South American Race Walking Championships | Salinas, Ecuador | 1st | Team (20 km) | 15 pts |
| 2012 | World Race Walking Cup | Saransk, Russia | 17th | 20 km | 1:22:05 |
| 2012 | World Race Walking Cup | Saransk, Russia | 14th | Team (20 km) | 152 pts |
| 2012 | Olympic Games | London, United Kingdom | 39th | 20 km | 1:24:45 |
| 2012 | South American U-23 Championships | São Paulo, Brazil | 1st | 20,000m track walk | 1:23:22.83 |
| 2013 | Pan American Race Walking Cup | Guatemala City, Guatemala | 3rd | 20 km | 1:25:27 |
| 2013 | Pan American Race Walking Cup | Guatemala City, Guatemala | 1st | Team (20 km) | 38 pts |
| 2013 | South American Championships | Cartagena, Colombia | 1st | 20,000m track walk | 1:24:28.40 |
| 2013 | World Championships | Moscow, Russia | — | 20 km | DQ |
| 2014 | South American Race Walking Championships | Cochabamba, Bolivia | — | 20 km | DQ |
| 2014 | World Race Walking Cup | Taicang, China | 16th | 20 km | 1:20:28 |
| 2014 | Ibero-American Championships | São Paulo, Brazil | 4th | 20,000m track walk | 1:24:49.52 |
| 2015 | Pan American Race Walking Cup | Arica, Chile | 2nd | 20 km | 1:21:26 |
| 2015 | World Championships | Beijing, China | 6th | 20 km walk | 1:20:44 |
| 2016 | World Race Walking Team Championships | Rome, Italy | 8th | 20 km | 1:20:20 |
| 2016 | Ibero-American Championships | Rio de Janeiro, Brazil | 1st | 20,000m track walk | 1:26:40.7 |
| 2016 | 2016 Olympics | Rio de Janeiro, Brazil | 4th | 20 km | 1:19:42 |
| 2016 | 2016 Olympics | Rio de Janeiro, Brazil | 9th | 50 km | 3:47:02 |
| 2017 | World Championships | London, Great Britain | 3rd | 20 km walk | 1:19:04 |
| 2019 | Pan American Games | Lima, Peru | 2nd | 20 km | 1:21:57 |
| 2019 | Pan American Games | Lima, Peru | 4th | 50 km | 3:57:54 |