From Wikipedia, the free encyclopedia. Mandy-Rae Cruickshank (born May 10, 1974, in Canada) is a world champion free-diver and record-holder from Vancouver, British Columbia. Cruickshank holds several Canadian and world records. She set the women's world record for constant ballast by diving to a depth of 88 metres (289 ft) on one breath, in April 2007 in the Cayman Islands. On April 8, 2005, Cruickshank set the new world record in the Constant Weight without fins discipline, free-diving to 50 ...