Born Olga May MacPherson on 8 October 1918, Jekyll competed in her first fencing tournament in 1938. She went on to win 18
Canterbury championships, At the
1950 British Empire Games in
Auckland, Jekyll represented New Zealand in the individual women's
foil, recording three wins to finish in fifth place. Jekyll retired from competitive fencing in 1972, but continued her involvement in the sport as an administrator and coach, including at
Avonside Girls' High School. She was a founding member of the United Fencing Club in
Christchurch in 1956. ==Personal life==