Ronaldo is reportedly eyeing a Juventus departure after a disappointing campaign and the club’s continued links to the European Super League.
Messi, meanwhile, is astonishingly a free agent after his Barcelona contract expired last month.
However, the 34-year-old is widely expected to renew terms with the Catalan club shortly, despite their ongoing financial worries.
Both players are certainly attainable, though, so the developments in the coming weeks could be interesting.
The name that PSG will be most hopeful of getting over the line after Donnarumma is Pogba.