Valmir Nunes

Valmir Nunes (born January 16, 1964) is a Brazilian runner. A former world record holder, he currently holds South American and Brazilian Ultramarathon records.

Career Nunes initially found success in the distance race, winning the world championship in 1991. He also placed first in the U.S.A. National 100 Kilometer Championship, finishing before the first American. He is a former record holder at the Badwater Ultramarathon. In 2007 he was the first runner to finish the race in less than 24 hours, setting a course record of 22 hours, 51 minutes and 29 seconds. During the race, temperatures reached . His record lasted 12 years, and was broken in 2019 by Japanese runner Yoshihiko Ishikawa, who stablished the new record in 21 hours, 33 minutes and 01 second.

In October 2010 Nunes attempted to break the world record for a 24-hour treadmill race. Although he won the race by running , he was unable to break the world record of .

Coaching Nunes also coaches several runners, who compete in marathons and ultramarathons. In 1998 Nunes encouraged his maid, Sirlene Pinho, to begin running competitively. She has since won a bronze medal in the marathon at the 2007 Pan American Games.

In 2010 he released a book about his experiences in ultrarunning.