Denis Viktorovich Shapovalov (/ ˌ ʃ ɑː p ə ˈ v ɑː l ə v,-l ə f / SHAH-pə-VAH-ləv, -ləf; Hebrew: דניס שפובלוב; Russian: Денис Викторович Шаповалов [ʂəpɐˈvaɫəf]; born 15 April 1999) is a Canadian professional tennis player. He has been ranked as high as world No. 10 in singles by the Association of Tennis Professionals (ATP) which he first …