Anthony John Ballantyne (born Dunedin, 1972) is a New Zealand historian at the University of Otago, Dunedin, New Zealand. After completing his schooling at King's High School, Dunedin, he graduated BA at the University of Otago, Dunedin and obtained a PhD at the University of Cambridge. After stints abroad, he returned to the University of Otago, Dunedin, where his career advanced.