Alfred Jean Andre Cluysenaar (24 September 1837 in Brüssel – 23 November 1902 in Saint-Gilles/Sint-Gillis) was a Belgian Portrait painter
Jean Alfred was member of the Cluysenaar family an artistic family from Brussels. He is the son of Jean-Pierre Cluysenaar and Elisabeth Puttaert. He became the father of the painter André Cluysenaar.
He studied in the Academie de Beaux arts of Brussels in the atelier of Joseph Jaquet and François-Joseph Navez. He painted some important decorations in the Royal Zoo of Antwerpen and in 1861-1876 he ornated the Aula in Ghent. Cluysenaar was famous for his monumental decorations of high quality. Awarded in the expositions of Brussels, Ghent, Paris Vienna and London. Some of his paintings are kept in the Koninklijk Museum voor Schone Kunsten of Antwerpen.