| Name | Meaning | Gender | Origin |
|---|
| Piano | | Male | |
| Piccolo | | Unisex | |
| Pink | | Female | |
| Poco | Little. | Unisex | |
| Ponchielli | | Unisex | Hebrew |
| Presley | priest's meadow | Unisex | |
| Presto | | Male | Hebrew |
| Prince | Principal one: first. The rock musician Prince.
| Male | Latin |
| Puccini | | Unisex | |
| Purcell | after composer Henry Purcell | Male | |
| Queen | A female sovereign | Female | Word |
| Queenie | Queen
| Female | English |
| Quincy | Fifth: derived from Roman clan name.
| Male | |
| Ramirez | after Juan Sanchez Villalobos Ramirez in the movie Highlander | Male | |
| Rascal | One that is playfully mischievous | Male | |
| Ravel | | Unisex | Hebrew |
| Reba | From Rebecca - The captivator | Female | Hebrew |
| Rhapsody | | Female | Hebrew |
| Rhianna | Great queen, goddess, nymph | Unisex | Welsh |
| Rhiannon | divine queen | Female | Welsh |
| Rhonda | Good spear.
| Female | Welsh |
| Richter | | Unisex | Hebrew |
| Rigby | Lives in the ruler
| Male | English |
| Ringo | apple, peace be with you | Male | English |
| Rio | River
| Male | Spanish |