Swimming at the 1928 Summer Olympics – Women's 100 metre backstroke  The women's 100 metre backstroke was a swimming event held as part of the swimming at the 1928 Summer Olympics programme. It was the second appearance of the event, which was established in 1924. The competition was held on Thursday and Saturday, 9 and 11 August 1928. Twelve swimmers from seven nations competed. These were the standing world and Olympic records (in minutes) prior to the 1928 Summer Olympics. In the first heat Ellen King equalized the world record with 1:22.0 minutes. In the second heat Marie Braun bettered the world record to 1:21.6 minutes. Thursday 9 August 1928: The fastest two in each heat and the fastest third-placed from across the heats advanced to the final. Saturday 11 August 1928: