|1927 Bologna||4×100 m freestyle|
She was born and died in Rotterdam.
In 1924 she was a member of the Dutch relay team which finished sixth in the 4×100 metre freestyle relay competition. In the 400 metre freestyle event she was eliminated in the first round. She also participated in the 3 metre springboard contest but was also eliminated in the first round.
- "Truus Klapwijk Biography and Olympic Results". Sports-Reference.com.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>
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