Cory Monteith's mom Ann McGregor died on June 18, just over a month after the late 'Glee' star's estranged father died in May. Ann was 74.

Ann McGregor died on June 18, less than a month after Joe Monteith's death on May 12. Cory Monteith 's mother has died, just weeks after the late actor's estranged father's death. The Glee star's mom, Ann Marie McGregor, died "peacefully" on June 18, according to her obituary. She was 74.