The 26-year-old is facing one misdemeanor count of causing a child to be endangered, Chicago police said.
About 3:10 p.m., a woman told officers she was inside a home in the 1300 block of East 89th Street when she heard gunshots and found a 3-year-old girl with a gunshot wound to her left wrist, police said.
She was taken to Comer Children’s Hospital in good condition, police said. A weapon was recovered in the home.
Area Two detectives were investigating.