- Home
- Cases
- Get Involved
- Community
- Tools
- Info
-
Account
- NOT A MEMBER
Become a Member! - LOGIN
- NOT A MEMBER
- Search Cases

Tammy Lynn
LAMONDIN
47
20
67 inches
67 inches
110 lbs
110 lbs
White / Caucasian
Female
In the spring of 1999, a young Ojibwe woman named Tammy Lynn Lamondin-Gagnon was embracing her future. At 20 years old, she was described as industrious, juggling two jobs while taking driving lessons with aspirations of becoming a marine biologist. Her interests were diverse, ranging from yoga and poetry to numerology. Tammy, a member of the Beausoleil First Nation, had moved with her family to Newmarket, Ontario, the year prior. She stood between 5'6" and 5'8", with a slender build, blue eyes, and short, wavy brown hair. A distinctive tattoo of a dolphin was etched above her right ankle, and she had piercings in her navel and ears. On the evening of Friday, May 28, 1999, Tammy left her home to meet with friends, dressed in blue overalls, a yellow tank top, and sandals. Her night began at a bar on Main Street in Newmarket before she and three acquaintances, including a 27-year-old man named Pol Classen, moved on to a local nightclub. The group later attended a party at a house in Stouffville belonging to Classen's sister. This was the last time Tammy would be seen by a wider group of people. The hours that followed the party are critical to understanding the mystery of Tammy's disappearance. According to Pol Classen, the last person known to have seen her, he drove Tammy to Fairy Lake Park in Newmarket after the party. He claimed to have dropped her off at approximately 2:00 a.m. on Saturday, May 29, 1999. From that moment on, Tammy Lynn Lamondin-Gagnon was never seen or heard from again. The York Regional Police launched an investigation into her disappearance. Their efforts included a search of Fairy Lake by police divers, but this yielded no evidence connected to her case. As the investigation progressed, suspicion fell on Pol Classen. He was questioned by police on two occasions in the initial stages of the investigation. Reports also surfaced that he had rented a carpet cleaner shortly after Tammy vanished. In the days following her disappearance, Classen reportedly told friends he had seen Tammy around town, suggesting she wasn't actually missing, but these claims could not be verified. Before any arrests were made, Pol Classen died by suicide. The disappearance of Tammy Lynn Lamondin-Gagnon remains an unsolved cold case, now investigated by the homicide unit of the York Regional Police. Her family's search for answers has been long and heart-wrenching. Six weeks after she was reported missing, her mother, Jacqueline Gagnon, began her own search and even hired a private investigator to aid in the efforts. More than four years after she was last seen, a memorial service was held for Tammy, and in 2015, after 16 years with no contact, her family filed to have a death certificate issued. The case is an overview of a vibrant young woman with a promising future who vanished without a trace. The circumstances of her last known moments, the subsequent death of the main person of interest, and the lack of physical evidence have left a void of unanswered questions. Despite the passage of decades, the hope remains that new information will come to light, finally providing closure for Tammy's loved ones and solving the enduring mystery of what happened to her.
Overalls Blue Shirt Yellow, Tank top Shoes Brown, Sandals Tattoo Right Ankle, Dolphin above right ankle
May 29, 1999
Newmarket
Ontario
York Regional Police Service
York Regional
Ontario
1-866-876-5423
1-866-876-5423
Law Enforcement
990060809
York Regional Police Service
Brown
Blue
Blue
Build: Slender/Thin; Hair details: Short, Straight
No
Read full forum posts and contribute to this case discussion.
Unlock forum access — $3.97/month