NAVY - Republic of Vietnam Navy (1967-1975)
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| BINH NHẪT | HẠ SĨ NHAT | NA SĨ NHAT |
| Seaman | Able Seaman | lEADING sEAMAN |
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| TRUNG SĨ | TRUNG SĨ NHẪT | THỰỢNG SĨ | THỰỢNG SĨ NHẪT |
| Petty Officer 2nd Class | Petty Officer 1st Class | Chief Petty Officer | Senior Chief Petty Officer |
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| SINH VIEN SĨ CHUẪN | CHUẪN ÚY |
| Student Officer Candidate | Warrant Officer |
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| THIỄU ÚY | TRUNG ÚY | ĐẠI ÚY |
| Ensign | Lieutenant Junior Grade | Lieutenant |
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| THIỄU TÁ | TRUNG TÁ | ĐẠI TÁ |
| Lieutenant Commander | Commander | Captain |
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| PHO-DE DOC | DE-DOC | PHO DO-DOC | DO-DOC |
| Commodore | Rear Admiral | Vice Admiral | Admiral |
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| THUY SU DO-DOC |
| Fleet Admiral |