Marianne Heemskerk

Medal record
Women's Swimming
Competitor for the  Netherlands
Olympic Games
Silver	1960 Rome	100 m butterfly
European Championships
Bronze	1962 Leipzig	100 m butterfly

Marianne Yvonne Heemskerk (born 28 August 1944 in Rotterdam, Zuid-Holland) is a former butterfly swimmer from the Netherlands, who won the silver medal in the 100 m butterfly at the 1960 Summer Olympics in Rome, Italy. Heemskerk broke the world record in the women's 200m butterfly on 12 June 1960 in Leipzig, East Germany.

References

• Dutch Olympic Committee

Records
Preceded by Becky Collins	Women's 200 metre butterfly world record holder (long course) 12 June 1960 – 13 August 1961	Succeeded by Becky Collins

Persondata
Name	Heemskerk, Marianne
Alternative names
Short description
Date of birth	28 August 1944
Place of birth
Date of death
Place of death