Welshman Ncube (born 7 July 1961) is a Zimbabwean lawyer, businessman and politician. He currently serves as MDC Alliance Vice President. He is a practicing lawyer in the firm Mathonsi Ncube Law Chambers, where he is the senior partner.

He served as a member of the House of Assembly of Zimbabwe for 13 years, from 2000 -2013 and as Minister for Commerce and Industry from 2009 to 2013.

A lecturer in civil rights at the University Of Zimbabwe Faculty Of Law, his alma mater, Ncube gained prominence in 1992 when appointed as professor at the young age of 31. He became one of the founding members of the MDC.

Ncube was instrumental in the Global Political Agreement negotiations that led to the formation of what was known as the Zimbabwean Government of National Unity (GNU. He was appointed as the Minister of Industry and Commerce in this administration, and he chaired the COMESA Council of Ministers.

Professor Ncube attended Mzilikazi High School in Bulawayo and later gained LLB and MPhil Law degrees from the University of Zimbabwe. He was elected party Vice President in 2019 at the 5th National Congress in Gweru.