| Name | Meaning | Details |
|---|---|---|
| Rivas | From The River Bank | View Details |
| Rivera | Lives Near The River | View Details |
| Riviera | River Bank | View Details |
| Roden | From The Swift River | View Details |
| Rodney | From The Island In The Swift River | View Details |
| Romney | From The Broad River | View Details |
| Sabrina | From The River Severn | View Details |
| Salinas | Lives In A Large Building Or Fortress | View Details |
| Sarita | River | View Details |
| Starbuck | From The River Where Stakes Were Got | View Details |
| Summers | Mule Or Horse Driver | View Details |
| Taijo | Large Tree | View Details |
| Taiki | Large | View Details |
| Tarangini | River | View Details |
| Teetonka | Large Lodge | View Details |