High Quality Content by WIKIPEDIA articles! John Augustus Sutter (February 15, 1803 June 18, 1880) was a Swiss-American pioneer of California known for his association with the California Gold Rush by the discovery of gold by James W. Marshall and the mill making team at Sutter's Mill, and for establishing Sutter's Fort in the area that would eventually become Sacramento, the state's capital. Although famous throughout California for his association with the Gold Rush, Sutter died almost poor, having seen his business ventures fail while those of his elder son, John Augustus Sutter Jr., prospered. John Augustus Sutter was born Johan Suter on February 15, 1803 in Kandern, Baden, Germany, when his father came from the nearby town of Rünenberg in Switzerland.