| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Royce | ROIS | English | ||
| Roydon | ROI-dən | English (Rare) | ||
| Royle | ROI-əl | English (Rare) | ||
| Royse | - | Medieval English | ||
| Royston | ROIS-tən | English (Rare) | ||
| Roz | RAHZ | English | ||
| Rozanne | ro-ZAN | English | ||
| Rube | ROOB | English | ||
| Ruby | ROO-bee | English | ||
| Rubye | ROO-bee | English | ||
| Rudolph | ROO-dahlf | English | ||
| Rudy | ROO-dee | English | ||
| Rudyard | RUD-yərd | English (Rare) | ||
| Rue | ROO | English | ||
| Rufus | ROO-fəs (English) | Ancient Roman, English, Biblical |