Jacco Van Duyn is a Dutch former professional tennis player.

[1] Van Duyn began competing on the professional tour during the late 1980s and reached a career best singles ranking of 264, in a career which included qualifying draw appearances at the French and US Opens.

As a doubles player he featured in an ATP Tour main draw at the 1991 Athens Open and won the Santiago Challenger tournament in 1992.

[2]