Neterkheperre Meryptah called Pipi II was a High Priest of Ptah during the 21st Dynasty.
[1] Pipi II is known from the Genealogy of Ankhefensekhmet, where he is said to be a Prophet (hm nTr) during the time of Pharaoh Psusennes I.
He is also mentioned in a genealogy from the Louvre, where he is given the title of High Priest of Ptah.
The gateway of this temple features a lintel mentioning the high priest "Neterkheperre Meryptah who is called Piupiu".
The name "Neterkheperre Meryptah" adopted by Pipi II is based on the prenomen of Pharaoh Siamun.