Bassettia is a genus of gall wasps found in North America.

Ashmead named the genus after "Mr. H. F. Bassett, of Waterbury, Conn., who has done so much towards advancing our knowledge of these intricate Hymenopters".

Two species were included in the genus's initial circumscription: B. floridana, described in the same work, and B.

[2] Ashmead later designated B. floridana as the genus's type species.

[3][4] A 2007 revision of the genus by G. Melika and W. G. Abrahamson recognizes the following eight species in this genus:[4] Subsequent changes include the addition of: Melika and Abrahamson transferred or restored these species from Bassettia to Callirhytis Foerster, 1869 in 2002.