Menkauhor Kaiu, an Ancient Egyptian pharaoh, ruled during the Old Kingdom period as the seventh ruler of the Fifth Dynasty. His reign is estimated to have occurred at the end of the twenty-fifth century BC or early in the twenty-fourth century BC, specifically around two thousand three hundred ninety-nine to two thousand three hundred ninety BC. Menkauhor's rule lasted for eight or possibly nine years, succeeding king Nyuserre Ini and later being followed by Djedkare Isesi.
Despite being well-documented in historical sources, the artifacts from Menkauhor's reign are scarce, leaving many aspects of his familial connections ambiguous. It is suggested that Khentkaus III may have been his mother, based on findings from her tomb unearthed in two thousand fifteen. Notably, no offspring of Menkauhor have been identified, adding to the mystery surrounding his lineage.
During his reign, Menkauhor is known for commissioning the construction of a sun temple named