Czerny, Joseph, in Vienna.
Deafness of Beethoven.
De la Motte-Fouqué, the poet of "Undine," which he had arranged as an Opera libretto for T.A. Hoffmann.
Del Rio, Giannatasio, proprietor of an academy at Vienna, under whose care Beethoven placed his nephew Carl from the year 1816 to 1818.
Diabelli, Anton, composer and music publisher in Vienna.
Döbling, Ober- and Unter-Döbling, near Vienna, Beethoven's occasional summer residence.
Dresden.
Drossdick, Baroness Thérèse, to whom Beethoven was greatly attached.
Duport, director of the Kärnthnerthor Theatre in the year 1823.
Eisenstadt, in Hungary, the residence of Prince Esterhazy, where Beethoven remained on a visit in the years 1794 and 1808.