Question: Who is older, Rika Hiraki or Danie Visser? 

Context paragraphs:
1998 French Open – Mixed Doubles: Rika Hiraki and Mahesh Bhupathi were the defending champions, but chose not to compete together.  HirakI played with Paul Kilderry and lost in the third round, while Bhupathi teamed up with Rennae Stubbs and lost in the second round.

1988 Volvo International – Doubles: Jorge Lozano and Todd Witsken won in the final 6–3, 7–6 against Pieter Aldrich and Danie Visser.

1995 Nottingham Open – Doubles: Rick Leach and Danie Visser were the defending champions, but did not partner together this year.  Leach partnered Jared Palmer, losing in the semifinals.  Visser partnered Patrick Galbraith, losing in the final.

1994 Australian Open – Men's Doubles: Danie Visser and Laurie Warder were the defending champions, but they did not compete together this year.  Visser participated alongside Jim Grabb and was defeated in the first round by Sergio Casal and Emilio Sánchez, while Warder participated alongside Brett Steven and was defeated also in the first round by Goran Ivanišević and Marc Rosset.

1986 Bristol Open – Doubles: Eddie Edwards and Danie Visser were the defending champions, but Edwards did not participate this year.  Visser partnered Christo Steyn.

1994 Grand Prix de Tennis de Lyon – Doubles: Gary Muller and Danie Visser were the defending champions, but lost in the quarterfinals this year.

1998 IGA Classic – Doubles: Rika Hiraki and Nana Miyagi were the defending champions but they competed with different partners that year, Hiraki with Amy Frazier and Miyagi with Rachel McQuillan.

Danie Visser: Danie Visser (born 26 July 1961) is a former professional tennis player from South Africa.  A doubles specialist, he won 3 Grand Slam men's doubles titles (2 Australian Open and 1 US Open).  Visser reached the World No. 1 doubles ranking in January 1990.

1997 Danamon Open – Doubles: Rika Hiraki and Naoko Kijimuta were the defending champions but they competed with different partners that year, Hiraki with Alexia Dechaume-Balleret and Kijimuta with Nana Miyagi.

Rika Hiraki: Rika Hiraki (Japanese: 平木 理化 , born 6 December 1971) is a former professional Japanese female tennis player.

Supporting paragraphs: Rika Hiraki Danie Visser
Answer: Danie Visser