Heikki Westerinen vs Gert Jan Timmerman
Dieren op Dieren NED round 7 1987.07.??
King’s Gambit Accepted 1-0

Werner Hug vs Heikki Westerinen
Dortmund Dortmund FRG round 8 1980.07.??
Amar Gambit 1-0

Heikki Westerinen vs Boris Spassky
Tallinn Tallinn URS round 10 1973.03.04
Ruy Lopez: Closed, Breyer 0-1

Juan Manuel Bellon Lopez vs Heikki Westerinen
Dortmund Dortmund FRG round 6 1980.07.??
Amar Gambit 1/2-1/2

Paul Keres vs Heikki Westerinen
EST-FIN Tallinn EST round 1 1969.05.02
Ruy Lopez: Closed, Smyslov Defense 1-0

Shimon Kagan vs Heikki Westerinen
Netanya Netanya ISR round 8 1969.05.??
King’s Indian Defense: Sämisch Variation, Panno Formation 1/2-1/2

Heikki Westerinen vs Wolfgang Unzicker
FRG-ch International West Berlin FRG 1971.??.??
Ruy Lopez: Open, Howell Attack 1/2-1/2

Heikki Westerinen vs Eric Lobron
Dortmund Dortmund FRG round 9 1980.07.??
Sicilian Defense: Kan Variation, Gipslis Variation 1/2-1/2

Heikki Westerinen vs Hallvard Voll Adnoy
Classics IMB Gausdal NOR round 4 2001.04.18
King’s Gambit Declined: Falkbeer Countergambit 1-0

Heikki Westerinen vs Bent Larsen
Geneva Geneva SUI round 1 1977.03.29
Barnes Defense 0-1