Who was the higher ranked player of the same sport: Sun Tiantian or Björn Borg?
Sun Tiantian Sun Tiantian (; ; born 12 October 1981) is a Chinese former professional tennis player.
Zhou Tianhua Zhou Tianhua (; born April 10, 1966 in Jiangsu) is a former female shot put athlete from China. She competed at the 1992 Summer Olympics in Barcelona, Spain, finishing in fifth place in the overall-rankings.