Under Mourinho, United then signed two others.
Eric Bailly touched down back in the summer transfer window of 2016, with the Ivory Coast international since experiencing five injury-hit years at Old Trafford.
And Mourinho also brought Victor Lindelof to Old Trafford, who arrived from Portuguese side Benfica.
Solskjaer has snapped up just Maguire so far, sanctioning a £80m deal for the England international in 2019.
Now, Varane could be up next.
Meanwhile, former Red Devils star Nicky Butt was recently asked about the defender – and endorsed his old team’s interest.
Do you want an exclusive pre-season preview for YOUR club – both in your inbox and through your letterbox? Head over here to find out more and secure your copy.