Emerson is to return to Chelsea next season after his successful loan spell with Lyon.
The Italian left-back, 27, made a temporary switch to the French giants last summer and has impressed in Ligue 1.
Juventus are also said to be keen but the Blues may want to retain him as part of a squad built for the new era of Todd Boehly's ownership.
Need a VPN? Or seeking to switch? Then support Tribal Football by clicking here to sign up with our official partners NordVPN. Not only will you receive the best VPN experience, but also great discounts by signing up via Tribal Football. Thanks for your support!