österlånggatan () is a street in gamla stan, the old town of stockholm, sweden. stretching southward from slottsbacken to järntorget, it forms a parallel street to baggensgatan and skeppsbron. major sights include the statue of saint george and the dragon on köpmanbrinken and the restaurant den gyldene freden on number 51, established in 1722 and mentioned in guinness book of records as one of the oldest with an unaltered interior.