Walentyna Janta-Połczyńska (née Stocker; 1 February 1913, Lemberg — 2 April 2020, New York City) was the last surviving member of the Polish government-in-exile during the Second World War, and a founder of the Polish wartime resistance radio station (Dawn). A recipient of the Officer's Cross of the Order of Merit of the Republic of Poland, she was a philanthropist and the centre of Polish-American culture in New York.