[3] The House of Surabaya claimed to be descendants of Sunan Ampel (1401–1481), one of the nine saints (wali songo) credited with the spread of Islam in Java.
[4][2][5] De Graaf wrote that there was no evidence for this claim, although he considered it likely that the ruling family were distantly related to Sunan Ampel.
[2][5] At the time of Mataram's campaign of conquest against Surabaya (1619–1625), Pekik's father the Duke was already blind and aged.
[14] Around 1649, she died soon after giving birth to her third child, who was designated the crown prince (he later became King Amangkurat II).
It also caused a conflict with his son, the crown prince, who was close to Pekik (his maternal grandfather) and the rest of his mother's family.