Catharina Josepha Pratten (15 November 1824 – 1895) was a German guitar virtuoso, composer and teacher, also known as Madame Sidney Pratten.
She was born Catharina Josepha Pelzer in Mülheim on the 15 November 1824, the daughter of the German guitarist and music teacher Ferdinand Pelzer.
On 24 September 1854, she married the flautist Robert Sidney Pratten.
She is buried at Brompton Cemetery, London.
Her guitar was advertised for sale in The Times in "splendid condition" in 1939.
