 He was named by his grandfather Sahibzada Zahir Shah Mirza (1855-1899) after his illustrious ancestor Mirza Jalaluddin Muhammad (1542-1605), 3rd Mughal Emperor .He married , the first in a long line to practice monogamy.His father served as the "Mridha" or the Military Governor to the Maharaja of Rajshahi, while he paid tributary to the Maharaja of Dighapatia as a "Madhyasvatva" (subinfeudated or vassal) as after his father death he took over the dignitaries as the "zamindar".