Tomasz Wawrzecki was born March 7, 1753 in his family manor in a small village of Widze (modern Vidzy, Vitsebsk Voblast, Belarus). Little is known of his early life. He was nominated by King Stanisław August of Poland to the rank of Grand Standard-bearer of Lithuania. A strong supporter of reforms of the Polish-Lithuanian Commonwealth and then the Kingdom of Poland, he was a member of the Four-Year Sejm and a partisan of the Society of the Friends of the Constitution.