Karl Formes
German opera singer (1816-1889)

Karl Johann Franz Formes (b. Mülheim am Rhein, 7 August 1815; d. San Francisco, 15 December 1889), also called Charles John Formes, was a German bass opera and oratorio singer who had a long international career especially in Germany, London and New York. At one time extremely famous and in the forefront of his profession, several roles were composed for his voice, most notably that of Plunkett in Flotow's opera Martha.
Formes's own Memoirs, first published in 1888, may not be entirely trustworthy. Charles Santley recorded that Formes was a great teller of stories, 'much after the style of Baron Munchausen'.
Origins, training and début
Karl Formes derived from the Spanish family of Formes-de-Varaz, settled in Germany since the 16th century. His father was sacristan of the Roman Catholic church at Mülheim, and Karl was eldest of seven sons and one daughter. He began by singing in the church choir, received keyboard (spinet) lessons and became adept at the organ and the guitar. For three years he served as church organist before, aged 14, he made a journey as far as Switzerland to earn money by itinerant singing.
Begin with the source’s own compact description: “Karl Formes” is german opera singer (1816-1889). The dossier treats that line as a proposition to test through Karl, Formes and German, not as a finished interpretation.
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The entry’s evidential value lies in the named roles, institutions and publications that can be tested against primary documentation. The source revision retrieved here is dated Jan 6, 2026. The linked authority identifier is Q97025. VIAF identifies the subject as 52447436. The Library of Congress control number is nr98003916. 3 of 3 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1815, 1889 and 1888.
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This entry incorporates text from “Karl Formes” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.