The 1977 Kansas City Royals season was their ninth in Major League Baseball. The Royals' franchise-best 102–60 record led the majors and Kansas City won its second consecutive American League West title. Once again, the Royals lost to the New York Yankees in the postseason, falling 3–2 in the 1977 American League Championship Series. Hal McRae led the American League in doubles, with 54. Al Cowens set a franchise single-season record with 112 runs batted in.