Seymour Knox

Seymour Knox is the name of:
 * Seymour H. Knox I (1861–1915), entrepreneur of Woolworth's stores in Buffalo, NY
 * Seymour H. Knox II (1898–1990), art enthusiast from Buffalo, NY
 * Portrait of Seymour H. Knox, by Andy Warhol, 1985
 * Seymour H. Knox III (1926–1996), hockey team owner from Buffalo, NY
 * Seymour M. Knox, member of the Wisconsin State Assembly