Diane M. Sinclair Obituary

With sadness, we share the passing of Diane M. Sinclair of Weymouth, Massachusetts. Diane, born on August 8, 1941, passed away on November 10, 2026. Family and friends are welcome to send flowers or leave their condolences on this memorial page and share them with the family.

Family, friends, and acquaintances remember Diane for her warmth, thoughtfulness, and the moments shared together. While she will be deeply missed, the influence she had on the lives around her remains. Loved ones will reflect on the time spent together. Diane’s memory will live on in the hearts of friends and family, a lasting reminder of the connections and experiences she brought to the world.

She was loved and cherished by many people including: her parents, Robert Norman and Esther Lonergan (McCarron); and her son Michael Sinclair (Kimberley) of Plymouth.

Visitation will be held on Sunday, November 15th 2026 from 2:00 PM to 5:00 PM at the McDonald Keohane Funeral Home North Weymouth (40 Sea St, Quincy, MA 02169). A celebration of life will be held on Monday, November 16th 2026 at 9:30 AM at the McDonald Keohane Funeral Home - North Starts (40 Sea St, Quincy, MA 02169). A funeral Mass will be held on Monday, November 16th 2026 at 10:30 AM at the Immaculate Conception Church (1203 Commercial St, Weymouth, MA 02189). A burial will be held on Monday, November 16th 2026 at the Fairmount Cemetery (168 Cedar St, Weymouth, MA 02189).