Starý Světlov is a ruined gothic castle in the municipality of Podhradí in the Zlín Region of the Czech Republic. It is uncertain when the castle was built, but it was first mentioned in 1360. Starý Světlov was held by local nobility and also spent time under royal control. It was abandoned by 1517 and fell into ruin. Starý Světlov received renewed attention in the 20th century with state protection as a cultural monument and archaeological investigations.