(The surname is spelled "Palache" on his death certificate.[5] He signed his name also as "Palacio" and "Palatio"; other Dutch records show "Palatio," "Palachio," and "Palazzo."[1] As the family spread out of the Iberian peninsula, so did the spellings, which include: de Palatio, al-Palas, Pallas, Palaggi, Balyash,[6] as well as Palacci,[7] Palaty,[8] Palatie,[8] and Paliache[9] There are also Tunisian Jews with the surnames "Palatgi" and "Paligi."[10] Palacci is listed as a Spanish Sephardic name:[11] Pallache is listed as a Portuguese Sephardic name.[12])