Nikolaos Chountis (Greek: Νικόλαος Χουντής; born 17 September 1953 in Langadia, Arcadia) is a Greek politician and former Member of the European Parliament, currently serving as General Secretary of the political party Popular Unity.

[1] On 15 April 2004, Chountis succeeded Alekos Alavanos in his role as a Member of the European Parliament for Greece.

A member of the Syriza's Left Platform, Hountis was internally opposed to the government's bridge agreement in February.

[2] On 13 July 2015, following Tsipras' agreement with the European creditors and well ahead of the parliamentary vote, Hountis resigned from his ministerial office to be replaced by Sia Anagnostopoulou.

On 26 August 2015, he defected to Popular Unity, alongside 52 other members of Syriza's central committee.