Man in the Iron Mask arrested in Calais in 1669 further to the execution of Roux, who would have denounced him when being tortured. Hugh Ross Williamson argues that the man in the iron mask was the natural father of Louis XIV. According to this theory, the "miraculous" birth of Louis XIV in 1638 would have come after Louis XIII had been estranged from his wife Anne of Austria for 14 years. Furthermore, Louis XIII was old, weak, ill, and not expected to live much longer, and thus may have been impotent at the time, implying that he was not the father. The theory then
Man in the Iron Mask for instance, if Fouquet and Lauzun were to meet, Dauger was not to be present. It is an important point that the man in the mask served as a valet. Fouquet was never expected to be released; thus, meeting Dauger was no great matter, but Lauzun was expected to be set free eventually, and it would have been important not to have him spread rumours of Dauger's existence. Historians have also argued that 17th-century protocol made it unthinkable that a man of royal blood would serve as a manservant, casting some doubt on speculation that Dauger was in some way