Female Arrested after Stabbing in Oshawa (1)

A female is facing charges after stabbing another female in Oshawa.

On Sunday, March 29, 2026, at approximately 1:40 a.m., members of Central East Division responded to an assist ambulance call in the area of Simcoe Street South and John Street East. A female suspect stabbed another female before fleeing the area. Officers arrived on scene and began life saving measures on the victim. She was transported to a Toronto-area trauma centre in serious but non-life-threatening condition. A short time later, officers located the suspect and took her into custody without incident.

Rylee Caitlyn MILLAR, age 27 of No Fixed Address is charged with: Aggravated Assault, and Possess Weapon Dangerous.

She was held for a bail hearing.

Anyone with information about this incident is asked to contact the Det. Barr of the Central East Division Criminal Investigations Branch at 1-888-579-1520 ext. 2703.

Anonymous information can be sent to Durham Regional Crime Stoppers at 1-800-222-TIPS (8477) or online at www.durhamregionalcrimestoppers.ca and tipsters may be eligible for a cash reward.

The information in this media release contains facts and circumstances that have been obtained from a police investigation.  These allegations have yet to be proven in court. 

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