Kazimierz Ludwik Bieliński (1663) was a Polish noble, politician and diplomat. He held several prominent offices in the Polish–Lithuanian Commonwealth. He was the starost of several counties. He obtained the central office of Crown Court Chamberlain from 1688 to 1702. Court Crown Marshal in 1702 and soon afterward he became the Grand Crown Marshal (1702-1713). He was a deputy to numerous Sejms (1683, 1688, 1690, marshal of the Sejm in 1697). He had a large court at the Palace in Otwock Wielki. He was a member of the Sandomierz Confederation. Recipient of the Order of the White Eagle.
Son of Jan Franciszek Bieliński. In 1682, he married Ludwika Maria Morsztyn. Father of Franciszek Bieliński (b. 1683), Marianna Denhoff (b.1685, lover of August II of Poland), Katarzyna Bielińska (1684–1761), and others.
Kazimierz Ludwik Bieliński's daughter Katarzyna Bielińska (1684–1761) married on 18 September 1716 Jean Victor, Baron de Besenval de Brunstatt, a Swiss noble in French service, who was the French ambassador to Poland at the time. Their son, Pierre Victor, Baron de Besenval de Brunstatt, a courtier and military officer in French service, resided in the Hôtel de Besenval. The baron's former Parisian residence has housed the Embassy of the Swiss Confederation since 1938.[1] [2]