Ko Zieleman

Ko Zieleman (1933–2021) was a Dutch bicycle racer and bicycle builder. He assembled custom bike frames.

He was born on 10 January 1933 in Amsterdam. In 1959, he raced from Gent to Wevelgem .

He had a bike shop in Ansterdam.

His grandson is Dylan Groenewegen.

 References 

Category:1933 births
Category:Dutch cyclists
Category:2021 deaths