Hervey McDowell McClellan (December 22, 1894 – November 6, 1925) was an American Major League Baseball infielder. McClellan started his professional baseball career in 1914. He played two years for the Lexington Colts of the Ohio State League, hitting below .200 both years. Many reporters of the era mistakenly called him Harvey. In 1925, McClellan died in his hometown after a five-month-long illness.