- YpacaraÃ
- Ypäjä
- Ypané
- Yparaikanoel
- Yparkho
- Ypatingasis būrys
- Ypatingasis būrys
- YPbPr
- Ypecolsga
- Yperite (Theuninck)
- Yperlée
- Yperlée
- Yphthimoides
- Yphthimoides eriphule
- Yphthimoides renata
- Ypiranga
- Ypirangathemis
- Ypiranga Clube
- YPJ
- Ypnos
- Yponomeuta
- Yponomeuta cagnagella
- Yponomeuta evonymella
- Yponomeuta gigas
- Yponomeuta irrorella
- Yponomeuta mahalebella
- Yponomeuta malinella
- Yponomeuta padella
- Yponomeuta plumbella
- Yponomeuta rorrella
- Yponomeuta sedella
- Yponomeutidae
- Yponomeutinae
- Yponomeutoidea
- Yport
- Yppah
- Ieper
- Ypresisk
- Ieper (disambiguation)
- Ypreville-Biville
- Ypsilanti
- Ypsilanti (North Dakota)
- Ypsilanti (Michigan)
- Ypsilothuriidae
- Ypso
- Ypsolophidae
- Ypsolophinae
- Ýpsonas
- Ãpsonas
- Ãpsos
- Ypsotingini
- Ypthima
- Ypthima baldus
- Ypthima diplommata
- Ypypuera
- Ypypuera crucifera
- Ypypuera esquisita
- Ypypuera vittata