Chelsie J. Senerchia (November 2, 1899 – June 20, 1990) was an Italian American politician and civil engineer. He served as city engineer, city manager, commissioner, and mayor of Miami during his political career in South Florida during the 1940s and 1950s. He was the only son of five children of Antonio Senerchia and Julia di Fiore, both Italian immigrants who settled in Rhode Island. He served as a second lieutenant in the U.S. Army infantry during World War I, and later attended Brown University. In 1959, he became a vice-president of a local savings and loan and served for 20 years.