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All judges
C
Justice Callaghan
Ontario Superior Court of Justice
Reported rulings
17
Practice focus
Commercial, construction
Outcomes · all rulings
Plaintiff prevailed
41%
Dismissed
24%
Defendant prevailed
18%
Procedural
12%
Mixed / split
6%
Based on 17 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
Di Iorio v. MacNamara et al.
2026 ONSC 560 (CanLII)
Jan 29, 2026
Papanicolaou et al. v. Maurizio Privitera et al.
2026 ONSC 311 (CanLII)
Jan 27, 2026
Evans v. The Catholic Children’s Aid Society of Toronto et al.
2025 ONSC 7061 (CanLII)
Dec 16, 2025
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