Papa Pius XII (), akaberekwa Eugenio Maria Giuseppe Giovanni Pacelli (; 2 Kurume 18769 Gumiguru 1958), aiva mukuru weChechi yeKaturike uye mutongi weVatican City State kubva 2 Kurume 1939 kusvika parufu rwake muna 1958. Asati asarudzwa kuva papa
Muhofisi yeHurumende, akashanda semunyori weDhipatimendi reExtraordinary Ecclesiastical Affairs, papal nuncio kuGerman, uye Cardinal Secretary of State, mune izvo zvaakashanda kuti apedzise zvibvumirano nenyika dzeEurope neLatin America, senge "Reichskonkordat" neNazi Germany.