[2] Gaju Khan once served under the banner of Sher Shah Suri until he rose to the chieftaincy of his own tribe.

[3][4][5] Gaju Khan, a notable figure from the Mandanr branch of the Pashtun Yusufzai tribe, was born in 1490 to Malik Qara Khan, son of Malik Behzad Sadozai, in Kabul.

Gaju Khan lost his father at a young age, and his education and upbringing were overseen by his mother, Mowanda Bibi, who paid special attention to his religious and worldly learning.

She was known throughout Afghanistan at the time as a virtuous, and devout woman.

[citation needed] The Gajju Khan Medical College Swabi is named after him.