هو فيصل عثمان بن شملان من مواليد السويري حضرموت ١٩٣٤.
درس بن شملان المرحلة الأساسية في غيل باوزير.. ثم انتقل إلى جمهورية السودان حيث درس هناك المرحلة الثانوية، وبعد اكماله الثانوية سافر إلى بريطانيا للدراسة الجامعية حيث التحق بجامعة كينجستون ودرس فيها هندسة مدنية
ترشح فيصل بن شملان لرئاسة الجمهورية اليمنية عام 2006 م كمرشح أحزاب اللقاء المشترك (اتحاد احزاب المعارضة اليمنية) تحت شعار رئيس من أجل اليمن لا يمن من اجل الرئيس وشهدت هذه الانتخابات أقوى صراع تنافسي على منصب رئيس الجمهورية منذ اعلان دولة الجمهورية اليمنية الموحدة وقد خسر بن شملان الانتخابات لصالح الرئيس علي عبد الله صالح الذي حصل على 77% من الأصوات.
يمتاز بسجل مهني ونظيف طوال حياته العملية وأدائه الوظيفي واهتمامه بالمشاريع الخيرية. - أعاد سيارة إدارة تسويق النفط التي كانت بعهدته أثناء عمله وكذلك الحال مع إدارة مصفاة عدن. - عام 94 عين وزيراً للنفط ولم تصرف له سيارتان كباقي الوزراء وكان بعهدته سيارة من وزارة النفط تركها في حوش الوزارة ومضى.. - صرف له الرئيس سيارة عام 97م اضطر لبيعها لمواجهة تكاليف المعيشة. - أثناء عمله كوزير يقول عنه مقربون "أنه صرف ما حوشه من عمله الخاص لسداد مصاريفه أثناء عمله في الوزارة".
توفي بن شملان مساء الجمعة 1 يناير 2010 في منزله في عدن عن عمر ناهز الـ 76 عاما اثر مرض عضال ألم به
Faisal Othman Bin Shamlan (1934 – 1 January 2010) (فيصل عثمان بن شملان) was a Yemeni intellectual, technocrat, political reformist and public figure. He was a Yemeni member of parliament who had held the post of Oil and Mineral Resources Minister in the post-unification government of Yemen. Prior to the reunification of Yemen in 1990, Shamlan was the Minister of Infrastructure and Oil in the socialist government of South Yemen. He was the recognized presidential candidate of the Yemeni opposition coalition, a coalition which consists of the Islamist Islah, the Yemen Socialist Party and several smaller parties, in the 2006 presidential election, but was defeated by incumbent president Ali Abdullah Saleh.
Originally from Hadhramaut, Shamlan was educated in the elite Ghayl ba-Wazeer School [ġail bā wazīr], which was one of the best schools in Yemen and beyond at the time. He then got a scholarship to Sudan to further his education in Bakht al-Ridha Institute (bakht al-riḍa). From there he went to study Civil Engineering at Kingston University, in London, United Kingdom.
During the war of liberation of occupied South Yemen he was part of a broad coalition of activists who overthrew the Qu'aiti Sultanate in Hadhramaut in 17 September 1967. People's Republic of South Yemen (President Qahtan Al-Shaabi's government). In 1969, Bin Shamlan was appointed as Executive Chairman of the Public Corporation for Electric Power which he continued to run successfully and efficiently until 1977. In 1977 he was appointed as Managing Director of the Aden Oil Refinery. Taking over from the BP management team, he ran the refinery professionally. From 1971 to 1990 he was a member of Supreme People's Council (the Parliament of People's Democratic Republic of Yemen).
After independence and the unification of South Yemen by the National Front for the Liberation of South Yemen (NLF), he was the first Minister of Public Works and Transport in the first cabinet of the independent
After the 1990 unity, Bin Shamlan was a member of the Council of Representatives, as the head of the independent block. In the 1993 and 1997 parliamentary elections he ran again for parliament and kept his seat, with a 66% vote. During the 1994 crisis he was in the unity camp. He continued a Member of Parliament until 2003, when he resigned in protest to the amendment to the Constitution by which the parliament extended its tenure for a further 2 years, which Bin Shamlan deemed an unconstitutional move and resigned on the ground that his 4 year mandate by the people is over.
In 1998-99, Bin Shamlan along with several Yemeni public figures were working to set up the first Yemeni think tank, under the name of Yemen 21 Forum (Y21F) to help the country's evolution towards democracy, development, harmony and prosperity.
On 2 July 2006 the Joint Meeting Parties (JMP) opposition coalition officially announced that Bin Shamlan would be the JMP candidate for the presidential election of September 2006. In the election, held on September 20, bin Shamlan received about 22% of the vote according to official results.
Bin Shamlan died in Aden on 1 January 2010 after a lengthy battle with cancer and having sought treatment abroad.