Durham Regional Police – Teacher Charged with Historic Sexual Assault

In Police Blotter

A 43-year-old Oshawa male has been charged with a historical sex assault on a student.  

On Thursday, August 19, 2021, investigators from the Special Victims Unit arrested a high school teacher after allegations were made by a former student. The suspect is a teacher at Notre Dame Catholic Secondary School located on Harwood Avenue North in Ajax. The alleged assault took place in June 2009. 

Diego NAJERA-CORTEZ, age 43, of Ritson Road in Oshawa is charged with Sexual Assault. He was released on an Undertaking.

Investigators want to ensure there are no other victims.

Anyone with new information that could help investigators is asked to contact D/Cst.Firth of the Major Crime – Special Victims Unit at 1-888-579-1520 ext. 5316.

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 $2,000 cash reward.

Pete Fisher
Author: Pete Fisher

Has been a photojournalist for over 30-years and have been honoured to win numerous awards for photography and writing over the years. Best selling author for the book Highway of Heroes - True Patriot Love

Join Our Newsletter!

Want to keep up to date on news and events in Northumberland? Subscribe to newsletter!

You may also read!

Video – Photo Gallery – Ontario’s Mobile Training Unit Brings Realistic Firefighter Drills to Cobourg

https://www.youtube.com/watch?v=m3L87lDYbRY A specialized Mobile Live Fire Training Unit transformed the back of Cobourg Firehall into a hub of hands-on learning

Read More...

Video – Photo Gallery – Thousands Pack Port Hope for 2026 Float Your Fanny Down the Ganny Festival

https://www.youtube.com/watch?v=XZdKIlbKcWM An estimated 10,000 spectators lined the banks of the Ganaraska River on Saturday, April 11, 2026, as the annual

Read More...

Video – Photo Gallery – Volunteers Carry On Decades-Long Fish Lift Tradition in Cobourg

https://www.youtube.com/watch?v=kGtg7FDdIVE A unique conservation tradition nearly six decades in the making continues to bring the community together in Cobourg. On Saturday,

Read More...

Mobile Sliding Menu