The centre-back succeeds previous incumbent Ashley Young, who completed his move to Inter Milan on Friday.
In an exclusive interview with MUTV's Stewart Gardner, Maguire discusses what it means to be given the armband, and also previews Sunday’s upcoming trip to Anfield to take on Premier League leaders Liverpool.
You can read the full interview below…
Harry, you’re officially the captain of one of the biggest clubs on the planet – how does that make you feel?
“It’s a massive honour to be the captain of this prestigious club. It’s a great feeling for myself but the hard work continues and I’ll keep doing the best I can, on and off the pitch, to make this club successful.