John Sutter
John Augustus Sutter (February 23, 1803 – June 18, 1880), born Johann August Sutter and known in Spanish as Don Juan Sutter, was a Swiss immigrant who became a Mexican and later an American citizen, known for establishing Sutter's Fort in the area that would eventually become Sacramento, California, the state's capital. His employee James W. Marshall discovered gold, leading to the founding of the mill-making team at Sutter's Mill.