The legendary Blues striker is a free agent and returns to the club he left in 2012.
French newspaper L’Equipe announced the news on Sunday evening, following rumours that Drogba would be going back to West London as a player-coach.
It’s not clear at this point whether Drogba will take on a coaching role at Stamford Bridge, but his return in a playing capacity is bound to please fans of a club where he is seen as a legend.
