Tryfon Alexiadis (Greek: Τρύφων Αλεξιάδης; born 1960) is a Greek politician and tax collector. He is currently an Alternate Minister of Finance in the second Tsipras cabinet, having succeeded Nadia Valavani on 17 July 2015, and served continuously during the first Tsipras cabinet and the Vassiliki Thanou-Christophilou caretaker cabinet.