United's attack of Rasmus Hojlund, Marcus Rashford, Anthony Martial, Antony, Jadon Sancho and Alejandro Garnacho have just one Premier League goal between them this season.
Hojlund has made an impressive start to life at the club, scoring five times in the Champions League.
But the Dane has struggled in the Premier League due to the pressure on his shoulders, and Ten Hag wants to lighten the load on him.
The Frenchman is a boyhood United fan, and wears the no.
7 shirt due to his love of David Beckham.
Griezmann has been in fine form this season, scoring eight goals for Diego Simeone's side.
More: Manchester United FC Chelsea and Man City issued relegation warning after Everton's 10-point deduction Tim Sherwood says Man Utd star would make Euro 2024 team 'if he was at Man City'But he has a release clause of around PS22m, which United would have no problem activating.
And the Nacional say United have held talks with Griezmann's representatives over a move to Old Trafford.
Griezmann is said to be open to leaving Spain, where he's spent his whole career.
United would reportedly triple Griezmann's salary, to around PS240,000-a-week.
MORE : Bruno Fernandes dismisses Saudi Arabia interest and insists he's happy at Manchester UnitedFor more stories like this, check our sport page.
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