Kalpa Distant, 1906 Nilaparvata[1] is a genus of planthoppers in the subfamily Delphacinae and tribe Delphacini Leach, 1815.

Species are widely distributed in the Americas, Africa, tropical Asia and Australia.

[2] The type species, Nilaparvata lugens, also known as the 'brown planthopper', is a major pest of rice crops.

Fulgoromorpha Lists On the Web includes the following:[2]