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.
Jan Frode Andersen Jan Frode Andersen (born 29 August 1972) is a Norwegian tennis player. He played tennis for Norway, including competing in at least 60 countries over a span of 8 years after turning professional in 1997. He represented Norway in the Davis Cup for 10 consecutive years compiling a 30-22 record (25-14 in singles). His highest ATP ranking was 135. This makes him the third best player in Norwegian history, after Christian Ruud and Casper Ruud.