William Dzus

William Dzus (born Volodymyr Dzhus (; 5 January 1895, Chernykhivtsi, Kingdom of Galicia and Lodomeria, currently Ukraine – 19 June 1964, New York City, United States) was an American engineer from Eastern Galicia, and the inventor of the Dzus fastener, also known as the quarter-turn fastener. He was also one of the founders of the Ukrainian Institute of America, a cultural foundation, for which he purchased the Harry F. Sinclair House (its current home).

Life Dzus was born 1895 in the country of Ukraine to a family of wealthy Ukrainian farmers in the village of Chernykhivtsi in the Austro-Hungarian Empire.

Death William Dzus died, aged 69, from a stroke and other health complications at the Good Samaritan Hospital on 19 June 1964. A Requiem Mass was held in his memory at the Holy Family Ukrainian Catholic Church.