'''Locklin''' is a surname. Notable people with the surname include:
*Billy Ray Locklin (born 1936), American football defensive lineman *Gerald Locklin, American poet *Hank Locklin (1918–2009), American country music singer-songwriter *Kerry Locklin (born 1959), Canadian football defensive line coach *Loryn Locklin (born 1968), American actress *Stu Locklin (1928–2016), American Major League Baseball outfielder
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