Miguoel Admiraal vs Herman Grooten
13th Unive Tournament (Open) Hoogeveen NED round 7 2009.10.22
Sicilian Defense: Taimanov Variation 0-1

Herman Grooten vs Andreas Bachofner
Lost Boys Open Amsterdam NED round 5 2001.08.14
Dutch Defense: Classical Variation 0-1

Tiger Hillarp Persson vs Herman Grooten
11th Essent Open Hoogeveen NED round 5 2007.10.16
Sicilian Defense: Scheveningen Variation 0-1

Gerard Welling vs Herman Grooten
Provincial U20 ch. 1976.??.??
Sicilian Defense: Najdorf Variation 1-0

Herman Grooten vs Konstantin Yuryevich Landa
Cappelle la Grande Cappelle la Grande FRA round 1 2001.02.24
Dutch Defense: Krause Variation 0-1