United's hopes were hit when Vidic saw red card after 49 minutes for lashing out with an elbow at Claudio Bieler. But Rooney won it with a neat finish into the bottom corner on 73 minutes.
United has becoming the first English Club to win the global event in its current format.
Nemanja Vidic will not play against Internazionale Milan in the first leg of the Champions League in February.
Edwin Van der Sar has done really well and get a various saves to obtain the title of WORLD CHAMPIONS.
Earlier on Sunday, Gamba Osaka had got a victory over Mexican team Pachuca 1-0 and the Japanese team got the third place.
Edwin Van der Sar, R. Da Silva (Neville 85), Ferdinand, Vidic, Evra, Ronaldo, Carrick, Anderson (Fletcher 87), Park, Tevez (Evans 51), Rooney.
Subs not used: Kuszczak, Berbatov, Giggs, Nani, Scholes, Welbeck, O'Shea, Gibson, Amos.
Sent off: Vidic 49.
Goals: Rooney 73.
Referee: Ravshan Irmatov.
Man-of-the-Match: Wayne Rooney.
MANCHESTER UNITED ARE CHAMPIONS OF ENGLAND, CHAMPIONS OF EUROPE AND NOW CHAMPIONS OF THE WORLD.
ENJOY THIS VICTORY!!
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