Laya is a surname. Notable people with the name include:
Argelia Laya (1926–1997), Venezuelan educator and activist
Diouldé Laya (1937–2014), Nigerien sociologist
Jaime C. Laya (born 1939), Filipino banker and government official
Jean-Louis Laya (1761–1833), French playwright
Léon Laya (c. 1810–1872), French playwright