Chazy

Chazy may refer to:


 * Chazy, New York, a town at Lake Champlain, New York
 * Chazy (CDP), New York, a hamlet in the town
 * Chazy Formation, a mid-Ordovician limestone deposit in northeastern North America
 * Chazy River, the name of two tributaries of Lake Champlain, New York
 * Jean Chazy (1882–1955), French mathematician
 * Chazy equation, a differential equation