Marc Zwiebler and Jan Ø. Jørgensen both are players for which sport?
Jan Ø. Jørgensen: Jan Østergaard Jørgensen (born December 31, 1987 in Aalborg) is a male badminton player from Denmark. Jan Ø. Jørgensen:  He plays in the Denmark Badminton league representing SIF (Skovshoved).
i don't know