| Name | Meaning | Gender | Origin |
|---|
| Petr | Rock | Unisex | Czechoslovakian |
| Petros | Rock | Unisex | Greek |
| Pierce | rock | Unisex | |
| Pierce | rock | Male | English |
| Piero | rock | Male | Italian |
| Pierre | A rock. Form of Peter.
| Male | |
| Pieter | a Dutch Friesian name | Male | |
| Pietro | Greek, rock | Male | Italian |
| Pollock | pit | Male | Scottish |
| Prince | Principal one: first. The rock musician Prince.
| Male | Latin |
| Princeton | Principal one: first. The rock musician Prince.
| Male | English |
| Quartz | | Male | |
| Red | A primary colour resembling the colour of blood | Male | Color |
| Reena | Peaceful | Unisex | Greek |
| Rocco | rest | Male | Italian |
| Rochester | rock fortress | Male | English |
| Rock | Italian from German, rest | Male | English |
| Rockford | Rock. | Unisex | English |
| Rocky | rest | Male | English |
| Rumi | | Unisex | |
| Shale | | Male | |
| Slate | | Male | |
| Smokey | A grayish blue colour. Slang for highway patrol officer | Male | |
| Smokey | A grayish blue colour. Slang for highway patrol officer | Male | |
| Smokey | A grayish blue colour. Slang for highway patrol officer | Male | |