Amulets of falcons were popular throughout Egyptian history and were associated with several different deities, most notably Horus and Ra-Horakhty. In the absence of a headdress it is imposible to know with certainly which god is intended.
From Giza. [Excav. date] April 1927. Excavated by the Harvard University–Museum of Fine Arts Expedition; assigned to the MFA by the government of Egypt.
Harvard University—Boston Museum of Fine Arts Expedition