Khamerernebty I is identified with the king's mother whose partial name was found inscribed on a flint knife in the mortuary temple of Menkaure.
She is thought to be the mother of Menkaure and was likely married to King Khafre.
[2] The lintel above the entrance to the chapel included an inscription mentioning both Khamerernebty I and her daughter Khamerernebty II: Mother of the King of Upper and Lower Egypt, Daughter of [the King of Upper and Lower Egypt, and Daughter of] the God, She who sees Horus and Seth, Great one of the hetes-sceptre, One great of praise, Priestess of Djehuty, Priestess of Tjasepef, the Greatly loved Wife of the King, King's Daughter of his body, revered mistress, honored by the Great God, Khamerernebty (I).
Her eldest daughter, She who sees Horus and Seth, Great one of the hetes-sceptre, One great of praise, Priestess of Djehuty, Priestess of Tjazepef, One who sits with Horus, She who is united with the one beloved of the Two Ladies, Greatly loved Wife of the King, King's Daughter of his body, revered mistress, honored by her father, Khamerernebty (II).
[3] Khamerernebty I's titles were: great of praises (weret-hezut, wrt-ḥzwt), great one of the hetes-sceptre (weret-hetes, wrt-ḥts), she who sees Horus and Seth (maat-hor-setekh, mꜣꜣt-ḥr-stẖ), mother of the dual king (mut-nesut-biti, mwt-nswt-bjtj), god's daughter (zat-netjer, zꜣt-nṯr), priestess of Thoth (hemet-netjer-djehuti, ḥmt-nṯr-ḏḥwtj), priestess of Tjazepef (hemet-netjer-tazepef, ḥmt-nṯr-tꜣzp.f), and king's wife, his beloved (hemet-nesut-meretef, ḥmt-nswt-mrt.f).