Charles H. Smith (born September 30, 1950) is Professor Emeritus at Western Kentucky University (WKU).
He is best known for his work as a biogeographer, historian/philosopher and bibliographer of science, especially for his expertise on the career of Alfred Russel Wallace.
Since his undergraduate college years he has lived in Georgia, Connecticut, Indiana, Illinois, Australia, Pennsylvania, and, from 1995, Bowling Green, Kentucky.
Smith was originally trained as a biogeographer and has produced written work in that and cognate fields, including the bibliographic compilation Biodiversity Studies: A Bibliographic Review published in 2000, and journal-based philosophical, historical and empirical studies; he additionally hosts several related websites.
In April 2013 Smith was a recipient of the national President's Call to Service Award, given to individuals who over their lifetime have volunteered at least 4000 hours of their time to public service, for his "website development for global awareness and education."