The Osterhout Log Cabin is a log cabin located within Guild Park and Gardens, Guildwood, Scarborough, Toronto, Ontario, Canada. Situated along the Scarborough Bluffs, the cabin is one of the oldest remaining buildings in Scarborough, Toronto. The year the building was erected is unknown, although it was documented in local records by the mid-19th century. The property was acquired by the Guild Inn in 1934.