Mimathyma chevana

{{Short description|Species of butterfly}}

{{Speciesbox

| image = Butterflies from China, Japan, and Corea (PL. XVI) BHL45490862.jpg

| image_caption = Mimathyma chevana in Butterflies from China, Japan, and Corea (figure 6 as Apatura chevana

| taxon = Mimathyma chevana

| authority = (Moore, 1865){{cite journal |last1=Moore |first1=Frederic |title=On the lepidopterous insects of Bengal |journal=Proceedings of the Zoological Society of London |date=January 1865 |volume=33 |issue=1 |pages=755–823, pl. 41–43 |doi=10.1111/j.1469-7998.1865.tb02432.x |url=https://archive.org/details/biostor-60670/mode/2up}}

}}

Mimathyma chevana, the sergeant emperor, is an Indomalayan butterfly of the family Nymphalidae. The species was first described by Frederic Moore in 1865.

There are two subspecies:

• M. c. chevana Sikkim, Assam, northern Myanmar
• M. c. leechii Moore, [1896] western and central China

Mimathyma chevana mimics Athyma opalina.