Myzinum is a genus of wasps in the family Thynnidae.

[1] There are 63 species presently recognized in Myzinum.

[2] They parasitize white grubs (scarab larvae), including Phyllophaga.

[4][5] Myzinum are found in New World and are most diverse in the Neotropics.

[citation needed] The following 10 species occur in North America:[2] This Apocrita-related article is a stub.