Andreas Christou was born in Limassol in 1948 and he graduated from Lanition Gymnasium. He studied Mechanical Engineering in Moscow and was actively involved in the Cypriot Students and Youth Movement. He worked as a mechanical engineer and later on as a senior manager of a Limassol based Industrial Corporation.

In the Municipal Elections of 1986, Andreas Christou was elected as a Municipal Councilor, while being a member of the Sewerage Board of Limassol-Amathus and the Water Board of Lemesos.

Andreas Christou was elected in 1991 as a Member of Parliament representing the District of Limassol for three times. During his term of office as an MP he has been Chairman of the Parliamentary Committee on Institutions and Merit, Chairman of the Parliamentary Subcommittee on Temporary Civil Servants and a Member of the Parliamentary Committee on Foreign and European Affairs. From 1991 to 2003 he was a Parliamentary Leader and a Member of the National Council.

In 2003 he was appointed Minister of the Interior, remaining in that post until September 2006.

Andreas Christou was elected as the Mayor of Limassol in December 2006. Throughout the years he has been actively involved in the social and cultural life of Limassol as member of various committees and institutions and by participating in glee clubs as guitar player and serenader.

He is married with Christian Argyridou-Christou and he has a son and two grandchildren.