This list of mammals of Nepal presents mammal species recorded in Nepal, of which one is critically endangered, eleven are endangered, twenty are vulnerable, and four are near threatened.
The following tags are used to highlight each species' conservation status as assessed on the IUCN Red List:

Order: Artiodactyla (even-toed ungulates) 

The even-toed ungulates are ungulates whose weight is borne about equally by the third and fourth toes, rather than mostly or entirely by the third as in perissodactyls. There are about 220 artiodactyl species, including many that are of great economic importance to humans.
Family: Bovidae (cattle, antelope, sheep, goats)
Genus: Antilope
Blackbuck, A. cervicapra 
Genus: Bos
Gaur, B. gaurus 
Wild yak, B. mutus 
Genus Boselaphus 
Nilgai, B. tragocamelus 
Genus: Bubalus
Wild water buffalo, B. arnee 
Genus: Capricornis
Mainland serow, C. sumatraensis 
 Himalayan serow, C. s. thar
Genus: Hemitragus
 Himalayan tahr, H. jemlahicus 
Genus: Naemorhedus 
Himalayan goral N. goral 
 Genus: Ovis
Argali, O. ammon 
Genus: Pseudois
Bharal, P. nayaur 
Genus: Tetracerus
Four-horned antelope, T. quadricornis 
Family: Cervidae (deer)
Genus: Axis
Chital, A. axis 
Indian hog deer, A. porcinus 
Genus: Muntiacus
Indian muntjac, M. muntjak 
Genus: Rucervus
Barasingha, R. duvaucelii 
Genus: Rusa
 Sambar deer, R. unicolor 
Family: Moschidae
Genus: Moschus
Alpine musk deer, M. chrysogaster 
 Black musk deer, M. fuscus 
White-bellied musk deer, M. leucogaster 
Family: Suidae (pigs)
Genus: Sus
Wild boar, S. scrofa 
Family: Tragulidae
Genus: Moschiola
 Indian spotted chevrotain, M. indica

Order: Carnivora (carnivorans) 

There are over 260 species of carnivorans; the majority primarily eat meat. They have a characteristic skull shape and dentition.
Suborder: Feliformia
Family: Felidae (cats)
Subfamily: Felinae
Genus: Catopuma
Asian golden cat, C. temminckii 
Genus: Felis
Jungle cat, F. chaus 
Genus: Lynx
Eurasian lynx, L. lynx 
Genus: Otocolobus
Pallas's cat, O. manul 
Genus: Prionailurus
Leopard cat, P. bengalensis 
Rusty-spotted cat, P. rubiginosus 
Fishing cat, P. viverrinus 
Subfamily: Pantherinae
Genus: Neofelis
Clouded leopard, N. nebulosa 
Genus: Panthera
Leopard, P. pardus 
Indian leopard, P. p. fusca
Tiger, P. tigris 
Bengal tiger, P. t. tigris
Snow leopard, P. uncia 
Family: Viverridae
Subfamily: Paradoxurinae
Genus: Arctictis
Binturong, A. binturong 
Genus: Paradoxurus
Asian palm civet, P. hermaphroditus 
Genus: Paguma
Masked palm civet, P. larvata 
Subfamily: Viverrinae
Genus: Viverra
Large Indian civet, V. zibetha 
Genus: Viverricula
Small Indian civet, V. indica 
Subfamily: Prionodontinae
Genus: Prionodon
Spotted linsang, P. pardicolor 
Family: Herpestidae (mongooses)
Genus: Urva
Small Indian mongoose, U. auropunctatus 
Indian grey mongoose, U. edwardsii 
Ruddy mongoose, U. smithii 
Crab-eating mongoose, U. urva 
Family: Hyaenidae (hyaenas)
Genus: Hyaena
Striped hyena, H. hyaena 
Suborder: Caniformia
Family: Ailuridae (lesser panda)
Genus: Ailurus
Red panda, A. fulgens 
Family: Canidae (dogs, foxes)
Genus: Canis
Golden jackal, C. aureus 
Gray wolf, C. lupus 
 Himalayan wolf, C. l. chanco
Genus: Cuon
Dhole, C. alpinus 
Genus: Vulpes
Bengal fox, V. bengalensis 
Tibetan fox, V. ferrilata 
Red fox, V. vulpes 
Family: Ursidae (bears)
Genus: Melursus
Sloth bear, M. ursinus 
Genus: Ursus
Brown bear, U. arctos 
Himalayan brown bear, U. a. isabellinus
Asiatic black bear, U. thibetanus 
Himalayan black bear, U. t. laniger 
Family: Mustelidae (mustelids)
Genus: Aonyx
Asian small-clawed otter, A. cinereus 
Genus: Lutrogale
Smooth-coated otter, L. perspicillata 
Genus: Martes
Yellow-throated marten, M. flavigula 
Genus: Mellivora
Honey badger, M. capensis 
Genus: Mustela
Mountain weasel, M. altaica 
Yellow-bellied weasel, M. kathiah 
Siberian weasel, M. sibirica

Order: Cetacea (whales) 

The order Cetacea includes whales, dolphins and porpoises. They are the mammals most fully adapted to aquatic life with a spindle-shaped nearly hairless body, protected by a thick layer of blubber, and forelimbs and tail modified to provide propulsion underwater.
Suborder: Odontoceti
Superfamily: Platanistoidea
Family: Platanistidae
Genus: Platanista
Ganges river dolphin, P. gangetica

Order: Chiroptera (bats) 

The bats' most distinguishing feature is that their forelimbs are developed as wings, making them the only mammals capable of flight. Bat species account for about 20% of all mammals.
Family: Pteropodidae (flying foxes, Old World fruit bats)
Subfamily: Pteropodinae
Genus: Cynopterus
Lesser short-nosed fruit bat, C. brachyotis 
Greater short-nosed fruit bat, C. sphinx 
Genus: Macroglossus
Long-tongued fruit bat, M. sobrinus 
Genus: Pteropus
Indian flying fox, P. giganteus 
Genus: Rousettus
Leschenault's rousette, R. leschenaulti 
Genus: Sphaerias
Blanford's fruit bat, S. blanfordi 
Family: Hipposideridae (leaf nosed bats)
Genus: Coelops
East Asian tailless leaf-nosed bat, Coelops frithii 
Genus: Hipposideros
Ashy roundleaf bat, H. cineraceus 
Fulvus roundleaf bat, Hipposideros fulvus 
Indian roundleaf bat, Hipposideros lankadiva 
Intermediate roundleaf bat, Hipposideros larvatus 
Pomona roundleaf bat, Hipposideros pomona 
Family: Megadermatidae
Genus: Megaderma (false vampire bats)
Greater false vampire bat, Megaderma lyra 
Family: Vespertilionidae
Subfamily: Kerivoulinae
Genus: Kerivoula
Painted bat, Kerivoula picta 
Subfamily: Myotinae
Genus: Myotis
Csorba's mouse-eared bat, Myotis csorbai 
Daubenton's bat, M. daubentonii 
Hodgson's bat, M. formosus 
Kashmir cave bat, Myotis longipes 
Whiskered my