Career
She also set two national records in the freestyle relays at the 2008 FINA World Short Course Championships in Manchester, England, and at the 2011 Summer Universiade in Shenzhen, China. During the 2008 FINA World Short Course Championships, Pengelly placed 4th in the 400im with a time of 4:31.79. Pengelly qualified for two swimming events, as South Africa"s youngest swimmer (aged 17), at the 2008 Summer Olympics in Beijing.
She set a South African mark and cleared FINA-A standard entry times of 2:15.22 (200 m individual medley) and 4:41.35 (400 m individual medley) from the national championships.
On the first night of the Games, Pengelly challenged seven other swimmers in the fifth and final heat of the 400 m individual medley, including top medal favorites Katinka HosszĂș of Hungary, Hannah Miley of Great Britain, and Katie Hoff of the United States. She edged out France"s Joanne Andraca to take the seventh spot and twenty-first overall by more than two seconds in 4:41.04.
In the 200 m individual medley, Pengelly posted a new South African record of 2:15.80 on the second heat, but finished only in fifth place and twenty-sixth overall by 0.41 of a second behind Slovenia"s Anja Klinar. Pengelly emigrated to Perth, Western Australia in 2010, after completing high school, where she trains for the West Coast Swimming Club.