Uthman ibn Ali
Uthman ibn Ali () was a son of Ali ibn Abi Talib and Fatimah bint Huzam. Uthman was martyred in the Battle of Karbala is highly honored by Muslims. According to some hadiths, Uthman was 21 and had no children when he was martyred. His grave is in the mausoleum of the collective grave of the martyrs of Karbala in the shrine of Husayn ibn Ali.