Soucy is a surname. Notable people with the surname include:
Brigitte Soucy (born 1972), Canadian volleyball player Christian Soucy (born 1970), Canadian ice hockey player Carson Soucy (born 1994), Canadian ice hockey player Danny Soucy, Canadian politician from New Brunswick David Soucy (born 1957), American politician from Vermont Donna Soucy (born 1967), American politician from New Hampshire Fred E. Soucy (1922–1993), Canadian politician from New Brunswick Gaétan Soucy (1958–2013), Canadian novelist Gene Soucy, American aviator Jean-Pierre Soucy (born 1952), Canadian politician from Quebec Mike Soucy (born 1971), American drummer Peter Soucy, Canadian comedian and actor Robert Soucy (born 1933), American historian