Jarbas Mascarenhas (born 25 August 1980) is a Brazilian sprinter that competed in the men's 100m in the 2004 Summer Olympics. In the first heat, he recorded a 10.34, which was enough to advance him to round 2. There, a 10.30 was not enough to advance further. His fastest ever time was 10.18. He hails from Rio de Janeiro.[1]