Mana Al Otaiba (Arabic: مانع العتيبة; born 15 May 1946 in Abu Dhabi, United Arab Emirates), son of Saeed Al Otaiba, is the former Minister of Petroleum and Mineral Resources of the United Arab Emirates under the presidency of Sheikh Zayed bin Sultan Al Nahyan.

[1] Al Otaiba then became his Personal Adviser until the president's death, after which he became the Private Advisor to Sheikh Khalifa bin Zayed Al Nahyan,[2] as well as a member of the Royal Moroccan Academy under King Hassan II.

Mana Al Otaiba served as President of OPEC six times, for its 26th, 52nd, 53rd, 54th, 62nd and 63rd conferences, held during 1971–1983.

[3] Al Otaiba is the former chair of Noor Capital,[4] a firm dealing in asset management, private equity, investment banking, investment placement and direct equity.

He is also a major shareholder in Abu Dhabi Group,[5] a company with holdings in real estate, banking, Islamic banking, telecommunication, ISP, manufacturing, pharmaceuticals, hotels and tourism, as well as being a major shareholder in Etisalat.