who's father's name is Ja'far is Shi'ite. A person named Hussein al-Tikriti is Sunni, since there are no Shi'ites in Tikrit (Saddam's hometown). Also, certain tribes only have members of a single group - Kurds, Sunnis, or Shi'ites. However, some of the biggest, like the Shammar, have both Sunni and Shi'ite