Dutch sopranos

Catharina van Rennes (2 August 1858, Utrecht – 23 September 1940, Amsterdam) was a Dutch music educator, soprano singer and composer.
Van Rennes was the daughter of Jan van Rennes and Marianna Josepha de Jong. Among her tutors were Richard Hol and Johan Messchaert. She made a career as a singer in oratorios and was highly praised for her interpretations of Schumann Lieder. She was also known for vocal compositions. She composed and conducted a cantata for The International Alliance meeting of the women's suffrage movement held in Amsterdam in 1909 which was performed by the Queen's Royal Band.Van Rennes established her own singing school and developed her own teaching technique. Like her contemporary Hendrika Tussenbroek, she is remembered today for some popular Dutch children's songs such as "Drie kleine kleutertjes die zaten op een hek" (Three little toddlers were sitting on a fence), a translation of a Kate Greenaway verse, and "Madonnakindje" (Madonna child) as well as a religious song Kind'ren van één vader" (Children of one Father).

Aaltje Noordewier–Reddingius (née Reddingius; 1 September 1868, Deurne – 6 April 1949) was a Dutch classical soprano who had an active performance career in the concert repertoire from 1888 through the 1930s. She was also a celebrated voice teacher.From 1886 to 1890, she studied at the Conservatorium van Amsterdam. In 1893, she married painter Michiel Noordewier. She was a mentor to singers such as Aafje Heynis, Erna Spoorenberg and Laurens Bogtman.