John Fikile Block (born 10 February 1968) was the Provincial Chairman of the African National Congress in the Northern Cape Province, South Africa, and was a Member of the Executive Council (MEC) for Finance, Economic Development and Tourism in the Northern Cape Provincial Government.
Block was found guilty of fraud, corruption and money laundering by the Northern Cape High Court in 2015.
In December 2016 he was sentenced to 15 years' imprisonment.