Jean Baptiste Charbonneau

Jean Baptiste Charbonneau, sometimes known in childhood as Pompey or Little Pomp, was an American explorer, guide, fur trapper, trader, military scout during the Mexican–American War, alcalde (mayor) of Mission San Luis Rey de Francia and a gold digger and hotel operator in Northern California. His mother was Sacagawea, a Lemhi Shoshone who worked as a guide and interpreter for the Lewis and Clark Expedition. Jean Baptiste's father was also a member of the Lewis and Clark expedition, a French Canadian explorer and trader named Toussaint Charbonneau.