Krzysztof Jan Kozlowski (18 August 1931 – 26 March 2013) was a Polish journalist and politician. He served as Poland's Minister of the former Interior and Administration with the Cabinet of Prime Minister Tadeusz Mazowiecki from 1990 until 1991. (The single ministry was split into two separate ministries in 2011). Kozlowski also served as the first Chief of the Urząd Ochrony Państwa (UOP) from 1990 to 1992 and was elected to the Senate of the Republic of Poland for four terms.