Marie Antoinette many, leading to doubt as to the parentage of the child and to a noticeable decline of the queen's reputation in public opinion. The majority of Marie Antoinette's and Louis XVII's biographers believe that the young prince was the biological son of Louis XVI, including Stefan Zweig and Antonia Fraser, who believe that Fersen and Marie Antoinette were indeed romantically involved. Courtiers at Versailles noted in their diaries that the date of the child's conception in fact corresponded perfectly with a period when the king and the queen had spent much time together, but these details were ignored amid attacks
Princess Marie Antoinette of Schwarzburg Princess Marie Antoinette of Schwarzburg Marie Antoinette, Princess of Schwarzburg (; 7 February 18984 November 1984) was the eldest child of Sizzo, Prince of Schwarzburg. Marie Antoinette was born at Großharthau, Kingdom of Saxony, the first child of Sizzo, Prince of Schwarzburg (1860–1926), (son of Friedrich Günther, Prince of Schwarzburg-Rudolstadt and Countess Helena of Raina) and his wife, Princess Alexandra of Anhalt (1868–1958), (daughter of Frederick I, Duke of Anhalt and Princess Antoinette of Saxe-Altenburg). Through her mother she was descendant of King Frederick William II of Prussia. Marie Antoinette married on 4 January 1925 in Wildenfels to Friedrich Magnus