Aleksander Wacław Ładoś [alɛ'ksandɛr 'wadoɕ] (December 27, 1891 – December 29, 1963) was a Polish politician and diplomat, who 1940–45 headed the Legation of Poland to Switzerland. Ładoś was a member and de facto leader of the Ładoś Group, also known as Bernese Group, a secret action by the Polish diplomats and Jewish organizations who helped save several hundred Jews from the Holocaust by providing them with illegal Latin American, mostly Paraguayan passports.