Merlet is a French surname. Notable people with the surname include:
Agnès Merlet (born 1959), French film director Dominique Merlet (born 1938), French pianist, organist and music educator Michel Merlet (1939–2026), French composer and pedagogue Myriam Merlet (1956–2010), Haitian politician, scholar and economist
See also Jean-François Honoré, baron Merlet (1761–1830), French statesman
de:Merlet it:Merlet