Rosie MacLennan, Canadian trampoline gymnast

Rosannagh "Rosie" MacLennan is a Canadian retired trampoline gymnast. She is the 2013 and 2018 World Trampoline champion, 2012 and 2016 Olympic champion, and 2011 and 2015 Pan American Games champion in the individual trampoline event. MacLennan was the Canadian National Women's champion in 2005, 2009 and 2011, and in 2007 was the World Champion in synchronized trampoline with Karen Cockburn. She has also won five silver and four bronze medals in World Championship competition in both the individual and synchro events. MacLennan trains at Skyrider's Trampoline Place in Richmond Hill, Ontario, with coach David Ross, who has coached all of Canada's Olympic trampolinists.

August 28 is the 240th day of the year in the Gregorian calendar; 125 days remain until the end of the year.