"He [Giggs] has had a fantastic career and he, Paul Scholes and Gary Neville have conducted themselves as real professionals," Ferguson told MUTV.
"You have to proud of that and that they have done it on my watch is fantastic. To achieve what they have achieved - I'm proud of them.
"I think you can call this a great team and I think we can better with the young players coming through - I hope we can go on and defend it now."