Weghorst could also become the latest Dutch player to join the club, too.
Arnold Muhren spent time with United back in the 1980s, lasting three years before returning to Ajax having been signed from Ipswich.
Under Sir Alex Ferguson, the Red Devils recruited the likes of Jordi Cruyff, Raimond van der Gouw, Jaap Stam, Ruud van Nistelrooy, Edwin van der Sar, Robin van Persie and Alexander Buttner.
Louis van Gaal managed Tim Fosu-Mensah during his time at the club, while bringing in Daley Blind and Memphis Depay.
And Ole Gunnar Solskjaer gave a debut to Tahith Chong during his time in the dugout, too, with the youngster previously arriving from Feyenoord.
Want the latest football news? Join our brand new Facebook group by clicking here