De Turk Round Barn

The De Turk Round Barn in Santa Rosa, California, United States, was a round barn that was built in 1891 by Santa Rosa Winery owner De Turk. It was used for his champion trotter horses until his death in 1896. It was listed on the National Register of Historic Places in 2004.

It was significant as one of very few round or polygonal barns surviving in Northern California.