Przypkowscy Clock Museum (Polish: Państwowe Muzeum im. Przypkowskich w Jędrzejowie) is a clock museum in Jędrzejów, Poland. The museum is focused on sundials and optical astronomical instruments. The museum began as a clock collection of the Przypkowski family, and was made public in 1909. Since 1962 it is a state-run museum. The museum collection is world-famous, and is considered third in the world in the terms of number and worth of items displayed, after the and Museum of the History of Science, Oxford.