Can You Sue for a Dog Bite in Ontario?

Being bitten or attacked by someone else's dog is a specific, often frightening kind of incident — and it raises a legal question distinct from the vet bills and boarding disputes covered elsewhere on this site: who's responsible when someone else's animal hurts you or your property.

A different kind of pet-related dispute

Most pet-related disputes on this site involve a pet owner's own animal — a vet bill, a purchase gone wrong. A dog bite is different: you're the one who was hurt, by an animal belonging to someone else, and the claim runs against that owner rather than involving a transaction you were part of.

Who is generally responsible for a dog's actions

Generally, a dog's owner — and in some situations, whoever had care and control of the dog at the time — can potentially be held responsible for injury or damage the dog causes. Confirm who actually owned or was responsible for the dog at the time of the incident, since this affects who the correct defendant is.

What you can potentially claim

A claim following a dog bite might include medical costs, damaged clothing or property, and other documented, measurable losses connected to the incident. As with other disputes on this site, focus on specific, documented amounts rather than the distress of the experience alone.

Documenting the incident itself

Photograph any visible injury or damage as soon as possible, keep records of any medical treatment received, and write down what happened while the details are still fresh — including the date, location, and circumstances of the incident.

Why witnesses matter especially here

An incident like this often happens quickly and without much other evidence beyond what people present actually saw. If anyone witnessed the incident, get their contact information as soon as possible — witness accounts can matter more here than in disputes with a clearer paper trail.

Whether the dog has a prior history

If you're aware the dog has been involved in similar incidents before, this may be relevant to your claim — though confirming this reliably can be difficult without direct knowledge. Don't rely on rumour alone; focus on what you can actually document about your own incident.

Where to go for the fuller picture

This piece focuses on the injury and liability angle specifically. See pet-related disputes for the broader category, and property damage if your claim is mainly about damaged belongings rather than a physical injury.

Frequently asked questions