Commonly known as Stelios, Bolton Wanderers' popular midfielder enjoyed a successful debut season in the Premiership.
Club: Bolton Wanderers
Debut: 13/3/97 v Cyprus
He arrived at the Reebok Stadium in 2003 after claiming seven successive league titles with Olympiakos.
Experienced in the Champions League, he won the Greek player of the year award for the 2002-2003 season.
He scored a superb goal in Greece's famous away win against Spain in the qualifying stages for Euro 2004.
Stelios is famed for his ability to shoot for distance and pop up in the area to notch vital goals.
And he scored an impressive 15 goals from midfield in his last season at Olympiakos.
Did you know? Giannakopoulos played for Bolton in the 2004 Carling Cup final defeat to Middlesbrough.