The Omar Mahamoud (Somali: Cumar Maxamuud, Arabic: عمر محمود) is a Somali sub-clan, part of the Mohamoud Saleeban, itself a sub-clan of the Majeerteen sub-clan of the Harti conglomeration of Darod clans. The Omar Mohamoud is one of the largest Majeerteen sub-clans. The Omar Mohamoud clan primarily inhabit the Mudug and southern Nugaal regions of Puntland in northern Somalia. a large number of the clan settle in Doollo region of Ogadenia, as well as in the port city of Kismayo and the Lower Juba region of southern Somalia.

Clan tree

"There is no clear agreement on the clan and sub-clan structures and some lineages might be omitted." However, the following summarized clan tree presented below is taken from John Hunt's A general survey of the Somaliland Protectorate (1944-1950):

  • Mohamoud Saleban Nuh Mohamoud Xariir Mohamoud Muse Mohamoud (Bah-leelkase) Yahye Mohamoud (Bah-leelkase) Osman Mohamud Isse Mohamoud Omar Mohamud Nassar Omar Ibrahim Omar Sheikh Golle Ibrahim Sheikh Hussein Ibrahim Shiekh Abdillahi Ibrahim Sheikh Harun Ibrahim Diriye Ibrahim Elmi Ibrahim Ali Omar Siyad Ali Awlyahan Ali Yonis Omar Mohamed Yonis Bi`idyahan Yonis Mohamed Omar Isaq Mohamed Geddi Mohamed\ Yusuf Geddi Ali Geddi Farah Geddi Sheikh Ahmed Mohamed Isse Mohamed Abdi Karim Mohamed Warfa Mohamed Abdalle Mohamed Hussein Mohamed Omar Mohamed Hussein Omar (Reer Hussein) Ali Omar (Reer Ali Geedi) Mahamood Ali Geedi Farah Ali Geedi Reer Shirwa Reer Kooshin Reer Muse Isaq Omar Isse Isaq Abdi Isse (Cabdi Ciise) Hidiid Abdi (Bah-Ina Hirsi) Hirsi "Farabadne" Abdi (Bah-awrtable) Abdulle Isaq Omar Abdulle Samakab Abdulle Osman Abdulle Ahmed Abdulle Jibril Abdulle Egal Jibril Mohamed Egal (Bah Dhulbahante) Abdi egal Liban Egal Aden Egal (Reer Aadan) Shirwa Egal Guled "Fagaase" Shirwa (Bah Dhulbahante) Sharmake Shirwa (Bah Dhulbahante) Mohamed Shirwa (Bah Abaskul) Warfa Shirwa (Bah Ogaden) Mohamud Shirwa (Bah Ogaden) Hirsi Shirwa (Bah Marehan) Mahad Shirwa (Bah Marehan) Farah Shirwa (Bah-Leelkase) Yusuf Farah Ali Farah Mohamud Farah Warsame Farah Egal Farah Dalal Farah Darod Farah Guled Farah Irale Farah Mohamed Farah Abdille Farah (Reer Cabdille) Hersi Farah (Reer Xirsi) Khalaf Farah (Reer Khalaf) Mahad Farah (Reer Mahad)