Jonathan Westerberg vs Deniz Arman
Rilton Cup Stockholm SWE round 2.13 2015.12.28
Scandinavian Defense 1/2-1/2

Andreas Heimann vs Jonathan Westerberg
36th ECC Open 2021 Struga MKD round 6.8 2021.09.23
Sicilian Defense: Richter-Rauzer Variation 1-0

Daniel Dardha vs Jonathan Westerberg
36th ECC Open 2021 Struga MKD round 5.9 2021.09.22
English Opening: King’s English Variation, Four Knights Variation, Fianchetto Line 1/2-1/2

Jonathan Westerberg vs Alexander Donchenko
36th ECC Open 2021 Struga MKD round 4.7 2021.09.21
Italian Game: Classical Variation, Greco Gambit, Greco Variation 0-1

Jonathan Westerberg vs Endrit Uruci
36th ECC Open 2021 Struga MKD round 1.13 2021.09.18
Sicilian Defense: Closed 1/2-1/2