Contents: Introduction. I. Historical resume. II. Physiography of the study area. III. Vegetation of study area. IV. Materials and methods. V. Systematic account. VI. Key to the species of Amphibians of district Dehradun (U.P.). Genus Amolops Cope: 1. Amolops afghanus. 2. Amolops chakrataensis. 3. Amolops formosus. 4. Amolops jaunsari. Genus Rana Linnaeus: 1. Rana crassa. 2. Rana cyanophlyctis. 3. Rana limnocharis. 4. Rana tigerina. 5. Rana (paa) tuberculata. Genus Tomopterna: 1. Tomopterna breviceps. Genus Bufo: 1. Bufo himalayanus. 2. Bufo melanostictus. 3. Bufo stomaticus. Genus Polypedates: 1. Polypedates maculatus. Genus Microhyla: 1. Microhyla ornata. Genus Uperodon: 1. Uperodon systoma. Discussion and conclusion. Acknowledgements. References.