left|noframe|150px right|310px|thumb|Dave Breger's Mister Breger (1945–1970) was originally Private Breger during WWII. Irving David Breger (April 15, 1908 – January 16, 1970) was an American cartoonist who created the syndicated Mister Breger (1945–1970), a gag panel series and Sunday comic strip known earlier as Private Breger and G.I. Joe. The series led to widespread usage of the term "G.I. Joe" during World War II and later. Dave Breger was his signature and the byline on his books. During World War II, his cartoons were signed Sgt. Dave Breger.