Margaretha Dana Petronella "Margot" Horspool (born 1938) is a Dutch-British academic specialising in the law of the European Union.
In 1964 she married Christopher Horspool, a British lawyer whom she had met while he was on a legal scholarship in Luxembourg.
She became Director of European Legal Studies at University College succeeding Eleanor Sharpston, and worked closely with Basil Markesinis and David O'Keeffe.
She co-authored European Union Law, published by Oxford University Press,[3] that reached its eleventh edition in 2021.
[4][5] She was appointed Professor of European and Comparative Law at the University of Surrey, and following her retirement was granted the title of Emeritus Professor[6] and also became a Professorial Fellow at the British Institute of International and Comparative Law in London.