(b Elberfeld, 1828; d Villa Traunblick, Altmünster, 1902).
Ger. amateur poet and wife of Otto Wesendonck (b Elberfeld, 1815; d Berlin, 1896), a wealthy merchant. They befriended Wagner and put house at his disposal in Zurich 1857 where he wrote part of Tristan und Isolde and set 5 of Mathilde's poems to mus. as the Wesendonck Songs. She was assumed to be Wagner's mistress at this time, the inspiration of Isolde and Sieglinde. Spelling Wesendonk was adopted by her son some years later.
Subjects: Music — Literature.