Leon Grochowski (11 October 1886 – 17 July 1969) was the second Presiding Bishop of the Polish National Catholic Church in the United States, Canada and Poland and early American radio evangelist. Born in Skupie, Poland, he came to the United States in July 1905, on board the S/S Bremen which sailed from Bremerhaven, Germany, to the Port of Baltimore, Maryland. He became a United States citizen in 1923. Grochowski was a partisan freedom fighter during the last Czarist occupation of Poland, forcing him to flee Russian authorities. Upon reaching America he continued his studies in engineering which he started in Germany but became interested in the Polish National Catholic Church (PNCC) movement. Upon graduation from the PNCC Savonarola Theological Seminary, one of his first pastorships was