Seymour Is A Boys Name Of Latin Origin That Means "Saint-Maur." Saint-Maur Is A Placename From Northern France And Led To Seymour Being Used As A Surname. When Norman Aristocrats Landed In And Conquered England In The Early 11th Century, They Were Often Known By The Names Of The Places They Left In France. Seymour Is Perhaps Most Popular As A First Name, Thanks To The Long-suffering Principal Seymour Skinner From The Simpsons.