| Nominativ | octauum, octavus, octaua | octaviani, octavianum, octavae, octavianis, octavianus, octaua, octaviano, octaui, octavianam, octavianos |
| Genitiv | octaviani, octavianum, octaviani, octavianum, octavae, octavianis, octavianus, octavianis, octavianus, octaviano, octaviano, octaui, octaui, octavianam, octavianos, octavianam, octavianos | octavorum, octavarum, octavorum |
| Dativ | octauo, octauo, octavae | octavis, octavis, octavis |
| Akkusativ | octauum, octavamque, octauam, octauum | octavos, octavas, octaua |
| Ablativ | octauo, octauo, octaua | octavis, octavis, octavis |
| Vokativ | octaua, octave, octauum | octavianam, octavianos, octaviani, octavianum, octavae, octavianis, octavianus, octaua, octaviano, octaui |
