Luigi Snozzi (born July 29, 1932 in Mendrisio) is a Swiss architect from Ticino. He is currently working in Locarno and Lugano.

He studied at the Swiss Federal Institute of Technology in Zurich. From 1962 to 1971, Snozzi worked in association with architect Livio Vacchini. From 1982 to 1984, he was a Visiting Professor and in 1985 he was appointed Professor of Architecture at Ecole Polytechnique Federale de Lausanne. Today, Snozzi is a professor of the University of Sassari, at the Faculty of Architecture of Alghero, Sardinia.