Big - serving Milos Raonic has been the highest - ranked Canadian tennis player . He went on a nine - match winning streak to claim first place after meeting Pete Weber . The year - old has been tipped for the top by Mardy Fish and Andy Roddick . ranked 156th with doubts about his fitness and on-court attitude , Raonic might have been pursuing a different profession . Raonic moved to Canada from his native Montenegro at the age of five .
Big - serving Milos Raonic has been the highest - ranked Canadian tennis player . He went on a nine - match winning streak to claim first place after meeting Pete Weber . The year - old has been tipped for the top by Mardy Fish and Andy Roddick . Raonic moved to Canada from his native Montenegro at the age of five .