Hosam Bakr Abdin (born October 26, 1985) is an Egyptian boxer who won a welterweight bronze at the 2007 All-Africa Games and later qualified for the 2008 Summer Olympics.
At the Arab Championships he lost to Tunisian Rached Merdassi but won the PanArab Games later that year. At the All-Africa Games he was knocked out in the semifinal by Ghanaian Bastir Samir and won bronze. He also participated at the 2007 World Championships. At the Olympic qualifier he defeated Choaib Oussaci of Algeria 16-6. In his first Olympic match he defeated Non Boonjumnong of Thailand 11-10, in the quarter final he lost to Cuban Carlos Banteux.