The Glee star's mom, Ann Marie McGregor, died "peacefully" on June 18, according to an obituary. She was 74.

Ann Marie McGregor was ‘a person of strong character,’ and Joe Monteith had a ‘positive outlook on life,’ their obits say.

Cory Monteith’s mother has passed away just days before the 12th anniversary of her “Glee” star son’s death. Ann Marie ...

The mother of the late Glee star Cory Monteith has died at the age of 74, just weeks after the death of his father, Joe ...

Cory Monteith 's mother has died, just weeks after the late actor's estranged father's death. The Glee star's mom, Ann Marie ...

The Glee star's mom, Ann Marie McGregor, died "peacefully" on June 18, according to an obituary. She was 74. Per the obituary, Ann was being treated for an illness prior to her death.

The late Cory Monteith’s mother died this month, only weeks after her former spouse, the TV star’s father. Ann Marie McGregor, 74, died “peacefully” on June 18. She lived in Shirley, British Columbia ...

CORY Monteith’s mother and father have both died within a month of each other, 12 years after the actor’s tragic death at 31.

Late Cory Monteith's mother, Ann Marie McGregor died peacefully on June 18 at 74, following an unspecified illness, as per her obituary.