John Bouvier was an American lawyer and legal scholar, best known for his work in the field of law during the 19th century. He is particularly recognized for his contributions to legal definitions and terminology, which have been influential in American legal education. His most notable work is the "Bouvier's Law Dictionary," first published in 1839, which has been widely used by legal professionals. Bouvier was born in 1787 in Pennsylvania and later became a prominent figure in the legal community. He served as a judge and was involved in various legal reforms. His legacy continues through the ongoing use of his law dictionary, which remains a valuable resource for understanding legal concepts and terms in the United States.