Sheikh Ubeydullah (died 1883) (Kurdish: Şêx Ubeydullayê Nehrî, شێخ وبه‌يدوڵاي نهری), also known as Sayyid Ubeydullah, was the leader of the first modern Kurdish nationalist struggle. Ubeydullah demanded recognition from Ottoman Empire and Qajar dynasty authorities for an independent Kurdish state, or Kurdistan, which he would govern without interference from Ottoman or Qajar authorities. He was a Sayyid, a descendant from Muhammad.