Kathleen Margaret Tiffen (15 July 1912 – May 1986) was a British hurdler who competed at the 1936 Summer Olympics.
[2] She improved to second place behind Elsie Green (who set a new world record time) at the 1931 WAAA Championships.
[3] Tiffen continued to get beaten by her rival Elsie Green, finishing third at the 1934 WAAA Championships and second at the 1935 WAAA Championships.
[4][5] At the 1936 Olympic Games in Berlin, She competed in the women's 80 metres hurdles competition.
[6] Tiffen once again finished runner-up in the WAAA 80 metres hurdles, this time to Barbara Burke at the 1937 WAAA Championships.