As of January 2022, the International Union for Conservation of Nature (IUCN) lists 1193 data deficient amphibian species.^[1] 16% of all evaluated amphibian species are listed as data deficient. No subpopulations of amphibians have been evaluated by the IUCN.

This is a complete list of data deficient amphibian species and subspecies as evaluated by the IUCN. Where possible common names for taxa are given while links point to the scientific name used by the IUCN.

There are 50 salamander species assessed as data deficient.

There are 1044 frog species assessed as data deficient.

Includes tree frog species and their allies.

There are 99 species in the order Gymnophiona assessed as data deficient.

• Lists of IUCN Red List data deficient species
• List of least concern amphibians
• List of near threatened amphibians
• List of vulnerable amphibians
• List of endangered amphibians
• List of critically endangered amphibians
• List of recently extinct amphibians