| Baby Name | Meaning | Gender |
|---|
| Oskar | Jumping Fighter | Male |
| Oskari | Leaping Warrior | Male |
| Otto | Born Eighth | Male |
| Paavo | Finnish Form Of Paul (Little) | Male |
| Pekka | Stone | Male |
| Petra | Rock | Female |
| Rasmus | Amiable | Male |
| Riikka | "Variant Of Fredrica, Fredric. Peaceful Ruler." | Female |
| Rikka | Mistress Of All | Female |
| Risto | Form Of Christopher (Christ-Bearer) | Male |
| Robin | Famed: Bright: Shining Form Of Robert Popular Since The Medieval Days Of Robin Hood. Robinson: (English) Son Of Robert Famed: Bright: Shining. Surname. | Male |
| Rock | Rock. | Male |
| Romain | A Roman | Male |
| Ronnie | Rules With Counsel. Form Of Ronald From Reynold. | Male |
| Rosa | Noted Protector | Female |
| Sakari | Sweet | Female |
| Sami | All Hearing; High; Exalted | Male |
| Samuel | Asked Of God | Male |
| Sandra | Protector Of Man | Female |
| Sara | From Sarah In The Bible (Princess) | Female |
| Sarita | Princess | Female |
| Satu | Sugar | Female |
| Sebastian | | Male |
| Severi | Legend Name | Male |
| Sigrid | Victorious Counselor | Female |