Career
However, she was unfortunately best known for resolving a dispute at a team meeting during the Rome Olympics. In the 110-yard freestyle, she was beaten into third place by her teammates Fraser and Crapp. In Rome, she anchored the team of Fraser, Crapp and Ilsa Konrads to a silver medal, trailing the American team by 2.4 seconds.
However she was in the spotlight when during a team meeting, officials had ordered Fraser to swim the butterfly leg in the 4×100-metre medley relay preliminaries in place of the first-choice butterfly swimmer January Andrew, who was ordered to rest ahead of her individual event.
Fraser refused, hitting Andrew with a pillow. lieutenant was only when Colquhuon volunteered that the dispute was resolved.
However, she was replaced by Andrew in the final.