Johan Frederik Karel Hendrik Jacob Burk (born 11 May 1887 in Amsterdam – ?

), later known as John Burk, was a Dutch rower who competed in the 1908 Summer Olympics.

[1] After a four month training period, he competed in the 1908 Summer Olympics in the coxless four event.

In 1914, he moved to Natal, South Africa, but shortly after immigrated to the United States.

He served in the U.S. Army during World War I and later worked as a clerk and bookkeeper in Brooklyn, New York.