Hajia Gambo Sawaba (15 February 1933 – October 2001) was a Nigerian women's rights activist, politician and philanthropist.

[1][2] She served as the deputy chairman of Great Nigeria People's Party (GNPP) and was elected leader of the national women's wing of Northern Element Progressive Union (NEPU).

Amarteifo was a graduate of Ghana School of Survey who immigrated to Nigeria in 1910 and sought to be employed by the Nigerian Railway Corporation.

[1] She was married off at age 13 to a World War II veteran, Abubakar Garba Bello who left and never returned after her first pregnancy.

[5] Gambo made a name for herself when at a political lecture during her career in the North, she climbed up and spoke out in a room full of men.

Meaning freedom or redemption, it was given to her by her political mentor, Malam Aminu Kano, after she had been elected president general of NEPU’s women’s wing.

[7] She was imprisoned 16 times for openly advocating against child marriage, forced and unpaid labour and unfair taxes, and canvassed for jobs for women, education for girls and full voting rights.