Full name: Nicolaas Leonard "Ted" Zegwaard
Other name(s): Jan van Houten, Ted Derwetter
Born: October 15, 1903 in Amsterdam, Noord-Holland, Netherlands
Affiliations: DOS, Amsterdam (NED)
After the Olympic Games Zegwaard became professional. In the 1920s he moved to Australia. He returned for a few years to the Netherlands but in 1937 again left for Australia. Not able to obtain permanent residence or citizenship, he eventually moved to South Africa. In his later career he also went by the name "Jan van Houten".
|1920 Summer||16||Antwerpen||Boxing||Men's Flyweight||Netherlands||NED||5T|
|1920 Summer||16||Antwerpen||Boxing||Netherlands||NED||Quarter-Finals||Match #3||2||1920-08-22||Cuthbertson (GBR) , Zegwaard (NED)|
|1920 Summer||16||Antwerpen||Boxing||Netherlands||NED||Round One||Match #6||1||1920-08-21||Zegwaard (NED) , Virtue (GBR)||decision||4|