Romuald Kosieniak
 Romuald Kosieniak (born 20 April 1957 in Bydgoszcz) is a former Polish politician who was a 2nd Voivode of Kuyavian-Pomeranian Voivodeship (2001-2006) and Vice-Starosta of Bydgoszcz County (1998-2001).He graduated AGH University of Science and Technology and Nicolaus Copernicus University in Toruń. He worked as geodesist.