José Alessandro Bernardo Bagio (born April 16, 1981 in Orleans, Santa Catarina) is a Brazilian race walker. He won the gold medal for the 20,000 metres walk at the 2008 Ibero-American Championships in Iquique, Chile, with a time of 1:23:12.6. On March 31, 2011, Bagio was tested positive for the steroid called 19-Norandrosterone, during a national race walking competition in Brazil, a year before. He served a two-year suspension by IAAF, making him ineligible to compete for the 2011 Pan American Games in Guadalajara, Mexico, and most importantly, for the 2012 Summer Olympics in London.