In 1823, at the age of twenty-one, he married his cousin Adele Foucher (d.
After his death the young widow (still under forty), leaving Arthur at Hamburg, proceeded with her daughter Adele in the middle of 1806 to Weimar, where she arrived only a fortnight before the tribulation which followed the victory of Napoleon at Jena.
Their two children, Arthur and Adele (born 1796), bore the penalty of their parents' incompatibilities.
Her daughter Adele (1796-1849) seems to have had a brave, tender and unsatisfied heart, and lavished on her brother an affection he sorely tried.
In November 1856 he married Adele Cutts, a Maryland belle, a grandniece of Dolly Madison, and a Roman Catholic, who became the leader of Washington society, especially in the winter of 1857-1858, when Douglas was in revolt against Buchanan.
But the new regime only kindled afresh his republican zeal, and his second marriage (with Mlle Adele Malairet, a lady of some literary capacity, and of republican belongings) seems to have further stimulated his powers.