Born to a Ghanaian father and English mother, Quansah grew up in Twickenham. She participated in athletics, winning the long jump event at the 2011 School Games, and represented England internationally in heptathlon, competing at the British Championships against Jessica Ennis-Hill. Whilst at university, she took up rugby. After playing for six months, she was invited to join the England Sevens programme for 2018/19, and played for the winning Great Britain team at the 2019 Rugby Europe Women's Sevens Olympic Qualifying Tournament.[3][2]