Sir John Macleod Ball is a British mathematician and former Sedleian Professor of Natural Philosophy at the University of Oxford. He was the president of the International Mathematical Union from 2003 to 2006 and a Fellow of Queen's College, Oxford.
- Occupation
- mathematician, university teacher
- Position held
- President of the Royal Society of Edinburgh
- Citizenship
- United Kingdom
- Born
- May 19, 1948, 1948
- Website
- https://people.maths.ox.ac.uk/ball