Ubayd Allah (Arabic: عبيد الله), also spelled or transliterated Obaidullah, Obaydullah, Obeidallah, or Ubaydullah, is a male Arabic given name that means "little servant of God".
Obaidullah (detainee), an Afghan detainee held in Guantanamo
Obaidullah (Bangladeshi cricketer), Bangladeshi cricketer
Obaidullah (Pakistani cricketer), Pakistani cricketer
Obaidullah (Kandahar politician), elected to Afghanistan's Wolesi Jirga in 2005
Ubayd-Allah ibn Abd-Allah, sahaba
Obaidullah Akhund, Afghan defence minister
Obaidullah Aleem, Pakistani poet
Obaidullah Baig, Pakistani writer
Abū 'Ubayd 'Abd Allāh al-Bakrī, Andalusian-Arab geographer and historian
Ubayd Allah al-Mahdi Billah, founder of the Fatimid dynasty
Obeid Allah ibn al-Habhab, important Umayyad official in Egypt from 724 to 734
Ubaydah ibn al-Harith, son of Harith ibn Abd al-Muttalib
Ubayd-Allah ibn Jahsh, brother of Zaynab bint Jahsh
Azmi Maulana Obaidullah Khan, Indian National Congress politician
Obaidullah Karimi, Afghan footballer
Ubayd Allah Abu Marwan, Spanish military personnel
Obaidullah Rameen, Afghan politician
Obaidullah Sarwar, Pakistani cricketer
Ubayd-Allah ibn Ziyad, a son of Ziyad ibn Abi Sufyan
Abu Zafar Obaidullah, Bangladeshi writer
Dean Obeidallah, American comedian
Habibah binte Ubayd-Allah, daughter of Ubayd-Allah ibn Jahsh
Talha ibn Ubayd-Allah, a companion of Muhammad
Amr ibn Ubayd, one of the earliest leaders in the "rationalist" theological movement of the Mu'tazilis
