Niesthrea is a genus of scentless plant bugs in the family Rhopalidae. There are about 13 described species in Niesthrea.

Species: These 13 species belong to the genus Niesthrea:

• Niesthrea agnes Chopra, 1973
• Niesthrea ashlocki Froeschner, 1989
• Niesthrea brevicauda Chopra, 1973
• Niesthrea dentatus Chopra, 1973
• Niesthrea dignus Chopra, 1973
• Niesthrea fenestratus (Signoret, 1859)
• Niesthrea josei Göllner-Scheiding, 1989
• Niesthrea louisianica Sailer, 1961
• Niesthrea pictipes (Stål, 1859)
• Niesthrea sidae (Fabricius, 1794)
• Niesthrea similis Chopra, 1973
• Niesthrea ventralis (Signoret, 1859)
• Niesthrea vincentii (Westwood, 1842)