| Usomyrma Temporal range:
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|---|---|
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| Holotype male in profile view | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Hymenoptera |
| Family: | Formicidae |
| Subfamily: | Dolichoderinae |
| Tribe: | incertae sedis |
| Genus: | †Usomyrma Dlussky, Radchenko & Dubovikoff, 2014 |
| Species: | †U. mirabilis
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| Binomial name | |
| †Usomyrma mirabilis Dlussky, Radchenko & Dubovikoff, 2014
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Usomyrma is an extinct genus of ant in the formicid subfamily Dolichoderinae. The genus contains a single described species, Usomyrma mirabilis, that is known from two Middle Eocene fossils which were found in Scandinavian amber in Denmark.