Claussen's Bakery, also known as Claussen’s Inn, is a historic commercial bakery located at Columbia, South Carolina. It was built in 1928, and is a two-story, trapezoidal plan, brick building that contains a total of 25,000 square feet. The Columbia bakery ceased operating in 1963. It was later converted to a boutique hotel. It was added to the National Register of Historic Places in 1987.