Ali Osman Mohammed Taha (علي عثمان محمد طه, also transliterated "Othman" or "Uthman") has been the Second Vice President of Sudan since August 2005. He held the position of first First Vice President from 1998 to August 2005. He was the country's Foreign Minister for three years prior to becoming first Vice President and is a member of the National Congress Party.
Taha is a graduate of the Faculty of Law at the University of Khartoum and was known for his academic prowess. He then set up a private law practice before being appointed as a judge and then entering politics as a member of Sudan's parliament in the 1980s.
Taha heads the Sudanese side of the Sudanese Egyptian High Committee, which is headed on the Egyptian side by Prime Minister Ahmed Nazif and includes Ministers from both countries and aims to effectualise cooperation between the two countries.