Ness would be the last mayor to be referred to as such during his term until 1862. Until then, the mayor would be known as the "President of the Board of Supervisors" In 1860, he moved to San Luis Obispo County to practice law and, in 1871, became a State Senator. Personal life In January 1836, Van Ness married Caroline Frances James Lesley (1808–1858). Together, they had two children: Eliza Bird Van Ness (1838–1901), who married Frank McCoppin (1834–1897), an Irish born San Francisco mayor. Thomas Casey "T.C." Van Ness Van Ness died on December 28, 1872, in San Luis Obispo, California. Honors Van Ness Avenue is named in his honor, as well as a street in Santa Cruz, Los Angeles and Fresno. References Notes Sources Heintz, William F., San Francisco's Mayors: 1850–1880. From the Gold Rush to the Silver Bonanza. Woodside, CA: Gilbert Roberts Publications, 1975. (Library of Congress Card No. 75-17094) External links Obituaries from www.sfgeneaology.com San Francisco's Alcaldes and Mayors 1808 births 1872 deaths James Politicians from Burlington, Vermont American people of Dutch descent California Democrats Mayors of San Francisco California lawyers 19th-century American politicians 19th-century American lawyers Burials at Cypress Lawn Memorial Park