| Naam | Aantal | Naam | Aantal |
|---|---|---|---|
| Raardt | 1 | Rinia | 15 |
| Raerdt | 3 | Rinsma | 1 |
| Reen | 4 | Rispens | 1 |
| Renalda | 1 | Roeda | 1 |
| Renema | 4 | Rollema | 4 |
| Reynalda | 1 | Romckema | 1 |
| Reynsma | 3 | Romckes | 1 |
| Rhala | 3 | Rommerts | 2 |
| Rheen | 13 | Rommertsma | 1 |
| Rheen, van | 2 | Rooda | 2 |
| Riemersma | 8 | Roorda | 6 |
| Rijmers | 1 | Roorda, van | 4 |
| Rijnia | 1 | Rouckema | 3 |
| Rijpema | 1 | Ruitenborgh | 1 |
| Ringe | 13 | Ruitenschild | 1 |
| Ringia | 1 | Runia | 5 |
| Ringie | 6 | - | - |