Stelios Kouloglou (Greek: Στέλιος Κούλογλου; born 27 February 1953) is a Greek journalist, writer, and documentary director. He is the creator of the news web channel "TVXS". Political analyst and major Greek publications columnist in international press including Le Monde Diplomatique.

In early 2015, Kouloglou was designated a member of the European Parliament on behalf of Syriza, after Georgios Katrougalos joined the Tsipras cabinet. On 23 October 2023, he announced his departure from the Syriza parliamentary group amidst a rift with newly elected party leader Stefanos Kasselakis.