William Onyeaju is a member of the 2020-2021 articling student class at Cassels. William graduated from Osgoode Hall Law School in 2020. He was an active member of the Osgoode Hall Law School community through participating with Pro Bono Students Canada as a writer for Canadian Lawyers for International Human Rights, volunteering for the Accessibility for Ontarians with Disability Act Alliance and as a past executive member of the Black Law Students Association at Osgoode. Additionally, he has served as a research assistant for two law professors in the area of international law. During his time at law school he won the 2018 Canadian National Debate Championship, worked at the Office of the UN High Commissioner for Human Rights in Geneva, Switzerland and represented Osgoode Hall Law School at the Philip C. Jessup International Law Moot and was 11th speaker at the national competition. William graduated with an Honours Bachelor of Arts from Carleton University. He majored in Law and minored in Political Science. He has also earned a Masters of Arts from Carleton in Political Science with a collaborate degree in African Studies. Prior to law school, he worked for the Canadian federal government in the Department of National Defence.
In his spare time, William enjoys practicing capoeira (a Brazilian martial art), reading, travel and cheering on Chelsea F.C.