Kazimierz Gwiazdowski (born June 10, 1962, in Radziłów) is a Polish politician, farmer and local government official, member of the Sejm of the 5th, 6th, 8th and 9th term.
He was also a councilor of the Podlaskie Voivodeship Sejmik of the 1st term (1998–2002) from the Solidarity Electoral Action list.
In the years 1991–1996 he was the president of the municipal board of the Volunteer Fire Department in Radziłów.
He also held, among others, as the president of the Znicz Radziałów Rural Sports Club and the chairman of the Association of Local Governments of the Biebrza River Basin.
In the parliamentary elections in 2001 and 2005, he ran for the Sejm from the Law and Justice list in the Podlaskie constituency, but did not win a seat.