Arizona Donnie Barker (née
Clark; October 8, 1873 – January 16, 1935) better known as
Ma Barker, and sometimes as
Kate Barker, was the mother of several criminals who ran the
Barker gang during the "
public enemy era", when the exploits of gangs of criminals in the
U.S. Midwest gripped the American people and press. She traveled with her sons during their criminal careers.