Mervyn John Janke (born 7 November 1956) is an Australian former motorcycle speedway ride.

Career

Janke started racing in the British leagues during the 1977 National League season, when riding for the Coatbridge/Glasgow Tigers. He improved significantly over the following seasons, topping the club's season averages in 1979, when recording 9.06.

In 1980, he joined Halifax Dukes in the top tier British League for the 1980 British League season, where he would stay until the end of the 1982 season.

He represented the Australia national speedway team on several occasions.