Namenstagsliste: September - Finnland
| Land | Tag | Monat | Namen |
 Finnland | 1 | September | Pirkka |
| Finnland | 2 | September | Sini, Sinikka, Justus |
| Finnland | 3 | September | Soile, Soili, Soila |
| Finnland | 4 | September | Ansa |
| Finnland | 5 | September | Mainio, Roni |
| Finnland | 6 | September | Asko, Felix |
| Finnland | 7 | September | Miro, Arho, Arhippa, Milo |
| Finnland | 8 | September | Taimi |
| Finnland | 9 | September | Eevert, Isto, Vertti |
| Finnland | 10 | September | Kalevi, Kaleva |
| Finnland | 11 | September | Santeri, Aleksanteri, Santtu, Aleksandra, Ale, Ali, Sandra |
| Finnland | 12 | September | Valma, Vilja, Neo |
| Finnland | 13 | September | Orvo |
| Finnland | 14 | September | Iida, Iita, Isla |
| Finnland | 15 | September | Sirpa |
| Finnland | 16 | September | Hilla, Hellevi, Hille, Hillevi |
| Finnland | 17 | September | Aila, Aili |
| Finnland | 18 | September | Tytti, Tyyne, Tyyni |
| Finnland | 19 | September | Reija |
| Finnland | 20 | September | Varpu, Vaula |
| Finnland | 21 | September | Mervi |
| Finnland | 22 | September | Mauri |
| Finnland | 23 | September | Mielikki, Miisa, Minja |
| Finnland | 24 | September | Alvar, Auno |
| Finnland | 25 | September | Kullervo |
| Finnland | 26 | September | Kuisma |
| Finnland | 27 | September | Vesa |
| Finnland | 28 | September | Arja, Lenni, Leon |
| Finnland | 29 | September | Mikko, Mika, Mikael, Miki, Mikaela, Miika, Miikka, Miko, Miska |
| Finnland | 30 | September | Sirja, Sorja, Siru |
