Marcelin: Name day
Name Day List: Marcelin
| Country | Day | Month | Names |
 Poland | 31 | January | Cyrus, Euzebiusz, Jan, Ksawery, Ludwik, Marceli, Marcelin, Marcelina, Piotr, Spycigniew, Wirgiliusz |
 Croatia | 26 | April | Kleto, Marcelin, Višnja |
| Poland | 26 | April | Artemon, Klaudiusz, Klet, Marcelin, Marcelina, Maria, Marzena, Spycimir |
| Croatia | 2 | June | Marcelin, Petar, Bl. Sadok, Eugen |
| Poland | 2 | June | Efrem, Erazm, Eugeniusz, Marcelin, Maria, Marianna, Mikołaj, Nicefor, Piotr, Racisław |
| Poland | 14 | July | Bonawentura, Damian, Dobrogost, Franciszek, Izabela, Kosma, Marceli, Marcelin, Marcelina, Stella, Ulrych, Ulryk, Ulryka |
Name Day List - similar names (Marcelin)
| Country | Day | Month | Names |
| Poland | 9 | January | Antoni, Bazylissa, Borzymir, Julian, Julianna, Marcelina, Marcjanna |
 Lithuania | 2 | March | Dautara, Eitautas, Elena, Marcelinas |
 Spain | 26 | April | Basilio, Marcelino, Engracia, Isidoro |
| Spain | 2 | June | Erasmo, Marcelino, Blandina, Edelmira, Ausonia |
| Spain | 16 | July | Carmen, Marcelina, Generosa |
| Poland | 17 | July | Aleksander, Aleksy, Andrzej, Bogdan, Dzierżykraj, Januaria, Julietta, Leon, Marceli, Marcelina, Maria Magdalena |