Pyhia or Pyihia or Petepihu () was an Ancient Egyptian princess during the 18th Dynasty, a daughter of Thutmose IV.
Her mummy was reburied in the Sheikh Abd el-Qurna cache along with that of several other princesses: her probable sisters Amenemopet and Tiaa; her niece Nebetia and Princesses Tatau, Henutiunu, Merytptah, Sithori and Wiay. The tomb was discovered in 1857.