Diadem roundleaf bat
- kingdom: Animalia
- phylum: Chordata
- class: Mammalia
- order: Chiroptera
- family: Hipposideridae
- genus: Hipposideros
- species: Hipposideros diadema
Rawaapu
Central JavaBulakbanjar
Cibuluh Satu
Emplak
Kalipucang
West Java
IndonesiaKuah
KedahBentong Town
Pahang
MalaysiaPili
BicolAggugaddan
Quibal
Cagayan ValleyLos Baños
CalabarzonBunga
Catbalogan
Eastern Visayas
Philippines