福農年輕時搬到紐約一間叫做克萊德鮑爾斯的魔術店（Clyde Powers' magic shop）後面的房間，他在此時有了這時代最欣賞的魔術師，如Dr. James William Elliottc與哈里·凱拉（英语：Harry Kellar）。他在一家報紙用Dai代替David稱呼他之後，開始使用這個名字，而Dai實際上是David的威爾士小名。美國有一對受歡迎的滑冰運動員，男生姓Vernon，而當福農第一次搬到美國時，美國人不斷誤認為Verner的姓氏與運動員一樣，最後他懶得糾正而直接改叫Vernon。
^When asked which way to pronounce his first name, Vernon would say "either, or either." Vernon, Dai. The Vernon Touch: The Writings of Dai Vernon in Genii, The Conjurors' Magazine from 1968 to 1990. Washington, DC: The Genii Corporation, 2006.
^ 2.02.1Daniels, Lee A. Dai Vernon, 98; An Expert Magician Who Taught Others. New York Times. August 29, 1992 [2007-08-21]. Dai Vernon, a sleight of hand artist who was a mentor to many of the most accomplished magicians of the last half-century, died Aug. 21 at the home of a son, Edward Wingfield Verner, in Ramona, Calif., where he had lived for the last two years. He was 98 years old.
^Erdnase, S. W. The Expert at the Card Table: The Classic Treatise on Card Manipulation 1st Ed. reprint. Mineola, NY da: Dover Publications. 1995: 144 pages. ISBN 978-0-486-28597-9.