David–Grinham rivalry

The squash players Nicol David (Malaysia) and Natalie Grinham  (Netherlands)  have a long rivalry. They have met 32 times during their careers, with David leading their overall head-to-head series 25–7. Natalie is David's most frequent opponent on tour. 16 of their matches have been in tournament finals, including two in the World Open tournament. The World Open 2006 final between David and Natalie is dubbed to be one of the greatest in the Women's World Open history.

The longest match between the duo is in the 2007 CIMB Kuala Lumpur Open; which saw David go on to win in a five set match that lasted in 102  minutes. David won 6–9, 9–3, 9–6, 7–9, 9–6. On 27 September 2009, in the $118,000 2009 Women's World Open final, David won the match in four sets 3–11, 11–6, 11–3, 11–8 to become only the third player in the history of the championships to win four titles, alongside Australia's Sarah Fitz-Gerald and New Zealander Susan Devoy.