This checklist summarizes information on the parasites of Bangladeshi fishes contained in world literature dating from the earliest known records to the end of 2000. Information is presented in the form of parasite-host and host-parasite lists. Included are 147 named species of parasites. Also included are many records of parasites not identified to species level. The parasite-host list is organized on a taxonomic basis and provides information for each parasite species on the environment (freshwater, brackish water, marine), the location (site of infection) in or on its host(s), the species of host(s) infected, the known geographic distribution (by administrative division) in Bangladesh, and the published sources for each host and locality record.