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Justice Koehnen
Ontario Superior Court of Justice
Reported rulings
23
Practice focus
Commercial, Employment
Outcomes · all rulings
Plaintiff prevailed
48%
Defendant prevailed
30%
Dismissed
17%
Mixed / split
4%
Based on 23 reported rulings. Past results are not necessarily indicative of future results.
Curia · Appearance strategy

Run heavy on record-based arguments. This judge is historically receptive to plaintiff submissions grounded in contemporaneous medical records. Narrative-heavy expert opinions without corroborating documentation are more likely to be discounted.

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Recent rulings
Case
Citation
Date
FSC (Annex) Limited Partnership v. ADI 64 Prince Arthur L.P
2020 ONSC 5055 (CanLII)
Cheesman et al v. Credit Valley Hospital et al
2019 ONSC 4996 (CanLII)
ZW v. Robertson
2025 ONSC 7051 (CanLII)
Dec 19, 2025
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