American mother of several criminals and Barker Gang leader (1873–1935)
Kate Barker (born . Arizona Donnie Clark; October 8, 1873 – January 16, 1935), better known as Ma Barker (and sometimes known as Arizona Barker and Arrie Barker), was the mother of several American criminals who ran the Barker–Karpis Gang during the "public enemy era" when the exploits of gangs of criminals in the Midwestern United States gripped the American people and press. She traveled with her sons during their criminal careers. Barker gained a reputation as a ruthless crime matriarch who controlled and organized her sons' crimes. J.
https://en.wikipedia.org/wiki/Ma_Barker