People Sir John St. Barbe Sir John St. Barbe Sir John St. Barbe from . About Family Wife Margaret Longland Child He has one child, Isobel . Other facts about Sir John St. Barbe Honorific prefix Sir Given name John Family name St. Barbe. Show people with the surname St. Barbe Sir John St. Barbe's Child Isobel St. Barbe Comments There are no comments yet. Enter your name here: Enter your email here: Enter your message here: Your message is required. Markdown cheatsheet. Submit