Didier Drogba will complete his £24m move to Chelsea on Monday, according to a spokeswoman for Marseille.
Marseille press officer Natalie Paoli confirmed the club would make an announcement on Monday afternoon.
Drogba scored 18 league goals and 11 in Europe last season and was named the French footballer of the year. He joined Marseille from Guingamp in a £4m deal last summer
Drogba’s arrival comes within days of Hernan departure to Milan on a one-year loan.
Chelsea are also reported to be closing in on a deal for Benfica midfielder Tiago.