Leonard Harrison Aleshire (April 27, 1890 – October 15, 1987) was a versatile American vaudeville and later country music performer from the 1920s into the 1960s. A singer, dancer and songwriter, he was also half of a musical comedy duo, Lennie and Goo Goo, with Floyd Rutledge. The pair appeared on local and national radio and television programs originating from Springfield, Missouri during the 1940s and 50s.