No one has. not as far as i can tell anyway. Paul ince played in London Manchester Liverpool and milan derbies but not Glasgow. Craig bellamy played in Manchester, Liverpool London and Glasgow derbies. Andrei Kanchelskis played in Glasgow, Liverpool, and Manchester. Robbie Keane has played in London,Liverpool,milan,and Glasgow but not in Manchester. Patrick Viera has played in London, Milan, and Manchester derbies. As far as i can tell no one has yet.
ince and wilkins
Paul ince with man utd, Liverpool, west ham.
Robbie Keane has played in both the Mancheter-Merseyside derby (LIVERPOOL vs Manchester United) and the north-london derby (TOTTENHAM HOTSPUR vs Arsenal)
roy of the rovers
Ray Wilkins - Chelsea, Rangers and Man Utd
Paul Ince has ...but im sure there is more than that
Paul Stewart (Man City; Liverpool; Sunderland; Tottenham).
I expect its Nicholas Anelka
Denis law played for them during the 1960s and 70s
It will be Michael Owen who Joined Manchester United.
It is Carlos Tevez,he moved in 2009.
Peter Beardlsey and Andy Cole
paul walsh Paul Stewart
AnswerOnly Peter Beardsley
None of the German players have ever played for Manchester United.