Old Grandma Hardcore

Barbara St. Hilaire, better known as Old Grandma Hardcore, is an American video gamer and blogger from Mantua, Ohio, who became known for her keen interest in video games, considered to be unusual due to her age. She has said she plays for about 10 hours per day.

St. Hilaire has a blog named "Old Grandma Hardcore", where she shares tips and hints to certain games, among other things. Her grandson Timothy helps her with her website. She is known for her constant swearing while playing games, as well as her large collection of Xbox live arcade games.

In December 2005, she was hired by MTV as their "senior" video game correspondent and host for the show The G-Hole. On 2006-09-09 Old Granny Hardcore won the Nintendo World Store's "Coolest Grandparent of the year" Brain Age contest.

In August 2006 she was featured on Attack of the Show covering "Women and Gaming".