John Muir is closely associated with the Sierra Nevada for his advocacy of its preservation and his deep connection to the region's natural beauty.

John Muir, known as the "Father of the National Parks," had a profound connection to the Sierra Nevada, particularly Yosemite Valley, which he explored extensively. Muir was a passionate naturalist and conservationist who worked tirelessly to promote the preservation of the Sierra Nevada's natural landscapes. His writings and advocacy led to the establishment of Yosemite National Park in 1890. Muir's work in the Sierra Nevada helped shape the American conservation movement, and his influence continues to be felt today in the region’s protection and appreciation.