Dear John Letters Samples. While the exact origins of the phrase are unknown, it is commonly believed to have been coined by Americans during World War II. Large numbers of American troops were stationed overseas for many months or years, and as time passed many of their wives or girlfriends decided to begin a relationship with a new man rather than to wait for the original one to return.
Dear John Letters Samples. As letters to servicemen from wives or girlfriends back home would typically contain affectionate language (such as "Dear Johnny", "My dearest John", or simply "Darling"), a serviceman receiving a note beginning with a curt "Dear John" would instantly be aware of the letter's purpose.