Who poisoned Ron Weasley?
- Who poisoned Ron Weasley?
Horace Slughorn
- Why did Ron have a seizure?
Known users. Harry Potter shoving a bezoar down Ron Weasley's throat On 1 March, 1997, Ron Weasley was poisoned when he drank some poisoned oak-matured mead that was intended for Albus Dumbledore.