Gassulawiya was a Hittite queen of the king Mursili II, ruler of the Hittite Empire (New kingdom) ca.
•
Gassulawiya is known to have had several children including a daughter named Massanauzzi (referred to as Matanaza in correspondence with Ramesses II) married to Masturi, a ruler of a vassal state and three sons named Muwatalli, Hattusili III and Halpasulupi.