Following graduation, Edgar Prince met a local girl, Elsa Zwiep, from Holland, Michigan, and the two got married soon thereafter. Edgar Prince and Elsa Zwiep had four children, three daughters and one son. The three daughters were Elizabeth (Betsie), Eileen, and Emilie, and the son was Erik Prince. Betsie is married to Dick De Vos, the son of the co-founder of the Amway Corporation, now named Alticor. Dick De Vos was the unsuccessful Republican gubernatorial candidate in Michigan’s 2006 election. Erik Prince became quite well known in 2007, as the owner, chairman, and chief executive officer of Blackwater Worldwide, the security firm with huge contracts in Iraq, protecting the U. S. State Department employees. Following the death of her husband in 1995, Elsa Zwiep Prince married a church minister by the name of Broekhuizen in 2000, and Elsa is now known as Elsa Prince Broekhuizen.