Dr. William Lyon MacKenzie King III's obituary , Passed away on December 31, 2025 in Vaughan, Ontario

Dr. William Lyon MacKenzie King III

July 22, 1940 - December 31, 2025 (85 years old)

Vaughan, Ontario

Dr. William Lyon MacKenzie King III's obituary , Passed away on December 31, 2025 in Vaughan, Ontario
Share

Dr. William Lyon MacKenzie King III

July 22, 1940 - December 31, 2025 (85 years old)

Vaughan, Ontario

Are you a family member?

Echovita offers a unique service that allows funds generated by the obituary notice to be shared with families that request it.

Make a request

William Lyon MacKenzie King III Obituary

It is always difficult saying goodbye to someone we love and cherish. Family and friends must say goodbye to their beloved William Lyon MacKenzie King III (Vaughan, Ontario), who passed away at the age of 85, on December 31, 2025. Family and friends can send flowers and/or light a candle as a loving gesture for their loved one. Leave a sympathy message to the family in the guestbook on this memorial page of William Lyon MacKenzie King III to show support.

In the sacred silence of farewell, William is released into the embrace of eternity, knowing that his light will continue to shine brightly in the tapestry of the lives of his loved ones. And as his memory is carried forward, may comfort be found in the knowledge that love is eternal, and that William's spirit lives on in the beauty that surrounds us.

He was predeceased by: his significant other Joan; and his parents, William Lyon Mackenzie King II and Margery King. He is survived by: his sister Kathy Mezei (Leslie); his sons, Bill (Leslie) and Nelson (Marie); and his great-uncles and great-aunts, William Lyon Mackenzie King and Prime Minister of Canada. He is also survived by the grandchildren for whom trips with Nana and Poppa.



Add a photo or a video

There is no photo or video of William Lyon MacKenzie King III.
Be the first to share a memory to pay tribute.

Add a photo

Sympathy messages

Would you like to offer William Lyon MacKenzie King III’s loved ones a condolence message? Write your message of sympathy today.

500 CHARACTERS

Sun

Feb 08

Celebration of life

Kane-Jerrett Funeral Homes - Thornhill
8088 Yonge St, Thornhill, ON L4J1W3

Family member

Solidarity program

Echovita offers a unique service that allows funds generated by the obituary notice to be shared with families that request it.

Make a request

Authorize the original obituary

  • Lets us publish the full obituary text along with the original picture.
  • Helps people recognize William Lyon MacKenzie King III and express their condolences more easily.
  • No advertising will be displayed on this page.
Authorize the original