Mademoiselle Marie beret-wearing character is notable as being the only love interest of Sgt. Rock. In Pre-"Crisis" continuity it was revealed that Marie had a daughter named Julia Remarque. The father of her child was Batman's butler Alfred Pennyworth, who was an intelligence agent in France during the war. Julia no longer exists in current DC Comics continuity. At some point following World War II the name of Mademoiselle Marie became a code name awarded to agents of the French intelligence agency, the DGSE. Josephine Tautin, introduced in "Checkmate" Vol. 2 #5, uses the name in her capacity as the member of
Alfred Butler in his own right, being appointed Portcullis Pursuivant of Arms in Ordinary in 1926, and promoted to Windsor Herald of Arms in Ordinary in 1931. He was also made the Genealogist of the Order of the Bath in 1930, and Honorary Genealogist of the Royal Victorian Order in 1938. He resigned from both of these offices shortly before his death. He was elected a Fellow of the American Society of Genealogists in 1944. Alfred Butler was also a member of the council of the Harleian and British Record Societies, and of the Croft Lyons committee of the Society of Antiquaries,