Sancha of Pamplona was born circa 900 to Sancho I of Pamplona (c860-925) and Toda Aznárez (c885-aft970) and died 959 of unspecified causes. She married Fernán González of Castile (-970) . Notable ancestors include Charlemagne (747-814). Ancestors are from Germany, France, Belgium.
According to Geni.com, Sancha's mother was a direct descendant of Muhammad (c570-632). See https://www.geni.com/people/Toda-Azn%C3%A1rez/6000000002459921160 and Talk:Muhammad (c570-632).