Spirodinium
The genus name Spirodinium may refer to:
- Spirodinium F.Schütt, 1896 nom. illeg. & nom. rej. (Gymnodiniaceae, Peridiniophyta, Algae, Plantae) - see Gyrodinium Kofoid & Swezy 1921
- Spirodinium Fiorentini, 1890 (Spirodiniiidae, Infusoria, Animalia)