Piet van der Velden
Pieter "Piet" van der Velden was a Dutch male water polo player. He was a member of the Netherlands men's national water polo team. He was a part of the team at the 1920 Summer Olympics.
Pieter "Piet" van der Velden was a Dutch male water polo player. He was a member of the Netherlands men's national water polo team. He was a part of the team at the 1920 Summer Olympics.