Isabelle Blume (née Grégoire; 22 April 1892 – 12 March 1975) was a Belgian left wing politician and teacher.

[2] Blume was political being both opposed to fascism[1] and a feminist and she joined the Belgian Labour Party in 1918.

[5] She attended the Second World Congress of Champions of Peace and as result she was expelled from the Belgian Socialist Party in 1961.

[4] She was President from 1966 to 1969 and this role introduced her to leading world figures including Indira Gandhi, Mao Zedong and Ho Chi Minh.

Goldschlager was awarded the Knight of the Order of Academic Palms in 2014 for his support of the French language and he cites his grandfather David Blume who took a leading role in establishing libraries in Belgium, with inspiring his love of French.