The 38-year old joined Sheffield United in the January transfer in a £250,000 deal from Bolton Wanderers, making his debut in the 0-0 draw with Wolverhampton Wanderers at Molineux on 1st January.
Ex-Toon Midfielder Hangs Up His Boots Next Year!
The midfielder has 86 caps for Wales and has featured in 660 Football League fixtures and scored 100 goals.
His future with the Blades is a Player-Coaching role.
Speed: "It could be my last season, but then again it may not be, we will have to wait and see. "
1998/2004 G.Speed 275/8 39
Cost £5.5m from Everton, after he won a Championship winners medal at Leeds. Good, strong midfielder who took his time to settle into the team, but had a great understanding with Rob Lee. Gets most of his goals attacking from deep on corner-kicks, sneaking in unnoticed on the near post. Welsh international skipper. Joined Bolton the summer of 2004.