Unas was the 9th farao of the 5th dynasty, and also the last one. Two wives are known, Nebet and Chenut, and at least one son, Unasankh, who predeceased his father. Four daughters are known
Hemetre (Hemi), Sescheschet Idut, Chentkaus and Iput I, who married Teti II.
He built his piramid next to the Djoser complex, and the structure is severely damaged, although in inside is still very complete and wonderful. After a period of almost 30 years being closed its now open again to the public.