Brongnartia can refer to:
Brongniartia (plant), a genus of leguminous plant, family Fabaceae Brongniartia (beetle), a genus of beetle, family Elateridae Brongniartia (trilobite), a genus of trilobite Brongniartia isotelea, a junior synonym of the trilobite Isotelus gigas Brongniartia trilobitoides, a former name of the Antarctic crustacean Serolis trilobitoides
See also
Brongniart (surname) Brongniartieae (plant tribus), the tribe clade that the plant genus Brongniartia belongs