| Name | Meaning | Details |
|---|---|---|
| Ridge | Ridge | View Details |
| Ridgeleigh | Lives By The Field Or Ridge | View Details |
| Ridgely | Lives By The Field Or Ridge | View Details |
| Rigg | Dweller By The Ridge | View Details |
| Rios | Lives Near The River | View Details |
| Rivera | Lives Near The River | View Details |
| Rocha | Lives By The Rocky Crag | View Details |
| Salinas | Lives In A Large Building Or Fortress | View Details |
| Serrano | Lives Near A Mountain Ridge | View Details |
| Sierra | Mountain | View Details |
| Singleton | Lives Near A Burnt Clearing | View Details |
| Tiberio | Born Near The Tiber River | View Details |
| Tiberius | Of Or Near The Tiber River | View Details |
| Tocho | Mountain Lion | View Details |
| Topanga | Where The Mountain Meets The Sea | View Details |