Matchett grew up in New Brunswick, Canada and graduated from Miramichi Valley High School in 2011. She played as a member of the New Brunswick junior golf team from 2008-2012 and won provincial titles twice. In 2009 she represented New Brunswick in the Canada games.
After high school Morgan spent two years at Wayland Baptist University where she earned Freshman of the Year honors and led the team at the 2012 NAIA National Championship finishing tied for 29th overall.
Morgan is the daughter of Liza and Jim Matchett. In high school Morgan also lettered in soccer and ice hockey.