William Edward Petty Hartnell (original) (raw)

William Edward Petty Hartnell (April 24, 1798 – February 2, 1854), later known by his Spanish name Don Guillermo Arnel, was a merchant, schoolmaster, and government official in California. He arrived in California in 1822 as a trader, where he married into the prominent Guerra family of California and became a Mexican citizen. He held several public roles during the Mexican era and after the American Conquest of California, notably serving as the official translator at the Monterey Constitutional Convention.