(1) Frank Richards was the pen-name of Charles Harold St John Hamilton (1876–1961), who has been listed as the most prolific author in the Guinness Book of Records. He also used more than 20 other pen-names. Works under the name Charles Hamilton are aliased here.
(2) Frank Richards, author of Compressed Air: Practical Information Upon Air-Compression etc.
(3) Frank Richards D.C.M., M.M. (1883–1961), Private of the 2nd Welsh Fusiliers, author of Old Soldiers Never Die.