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| No. | Valid Name | Author | English Name |
| 1. | Hexagrammos agrammus | (Temminck & Schlegel, 1843) | Spotty-bellied greenling |
| 2. | Hexagrammos decagrammus | (Pallas, 1810) | Kelp greenling |
| 3. | Hexagrammos lagocephalus | (Pallas, 1810) | Rock greenling |
| 4. | Hexagrammos octogrammus | (Pallas, 1814) | Masked greenling |
| 5. | Hexagrammos otakii | Jordan & Starks, 1895 | Fat greenling |
| 6. | Hexagrammos stelleri | Tilesius, 1810 | Whitespotted greenling |