The lavish wedding is expected to take place at a yet to be disclosed location in the West African nation.
Annan, 25, is expected to finally marry his heartthrob after years of dating the UK-based girlfriend.
The goalkeeper is dragging his feet to sign contract extension with his current deal set to expire in THREE WEEKS.
The Ghana goalkeeper wants to become the club's highest earner with a reported $1,2000 mothly salary on the cards.
Kotoko are desperate to keep the cult figure at the club after emerging as one of their key players in Kumasi.