Alex Ferguson is the manager of Manchester United.
I think James West.
the current manager for Manchester is the one and the only sir alex Ferguson
its a poo( high pitched voice)
He joined them as manager in May 2016.
I would go for guardiola.
Manchester United's first manager was Sir Matt Busby.
As Man United manager he won 9 league titles
David Moyes (formerly of Everton) - according to Wikipedia.
He was manager of Manchester United from 1971 to 1972
The current Leeds United manager is Simon Grayson.