tokens: Sports personalities from the city include Georgios Roubanis , Giannis Ioannidis , Faidon Matthaiou , Alketas Panagoulias , Panagiotis Fasoulas , Eleni Daniilidou , Traianos Dellas , Giorgos Koudas , Kleanthis Vikelidis , Christos Kostis , Dimitris Salpingidis and Nikos Zisis .