Leanne Reidy, 35, of Evergreen Park, was charged with battery following a fight at the Hot Corner bar, 4913 W. 95th St. in Oak Lawn at 2:02 a.m. April 24.
Police said Reidy, a former bar employee, argued with the owner and punched him multiple times.
Police said Reidy drove away in a vehicle and was arrested by Evergreen Park police near her home.
She is due in court May 29.