Dorothy Jennifer Beatrice Tyler née Odam MBE (born 14 March 1920) is a British athlete who competed mainly in the High Jump. She was born in Stockwell, London.
Odam competed for Great Britain in the 1936 Summer Olympics held in Berlin, Germany where she won the silver medal behind Ibolya Csák. She repeated this feat in the 1948 Summer Olympics in London making her the only woman to win Olympic athletics medals before and after the war.
Odam was also twice a gold medallist at the British Empire Games, winning at Sydney in 1938 and Auckland in 1950.
In 2012 she was the official starter for the London Marathon (not the Olympics Marathon).