John Joseph Jonas, OC, CQ, FRSC (born 1932) is a Canadian metallurgist who specializes in metal shaping and forming.
Born in Montreal, Quebec, Jonas received a Bachelor of Engineering in Metallurgical Engineering in 1954 from McGill University and a Ph.D. in Mechanical Sciences in 1960 from University of Cambridge. He was a Professor in the Department of Mining, Metals and Materials Engineering at McGill University. As of 2006[update] he holds the Francqui International Chair at the Ghent University.
In 1993, his award as an Officer of the Order of Canada said he was "internationally renowned for having introduced a method of controlled rolling in the manufacture of steel sheeting". [1] In 1995, he was awarded Quebec Government's Prix Marie-Victorin.[2] In 2000, he was made a Knight of the National Order of Quebec, and awarded the Canada Council for the Arts' Killam Prize.[3]
He is a fellow of the Royal Society of Canada, the American Society for Metals, the Canadian Academy of Engineering, and the Canadian Institute of Mining and Metallurgy.