Jean-Marie Pirot (December 26, 1926 – August 23, 2018), popularly known as Arcabas (a name given to him by his pupils), was a French contemporary sacred artist.
From 1969 to 1972, he was appointed guest artist by the Canadian government, and was a professor of the University of Ottawa, where he created "l’atelier collectif expérimental".
Later, back in France, he founded the atelier "Éloge de la Main".
His works can be found in France, Germany, Mexico, Canada and the USA.
He used several techniques: sculpture, engraving, tapestry, mosaic or cabinet work, but specially painting.