Cecil: Name day
Name Day List: Cecil
| Country | Day | Month | Names |
 USA | 22 | November | Abbey, Abbie, Abby, Abigail, Cecelia, Cecil, Cecilia, Cecily, Cecyl, Celia, Gael, Gail, Galen, Gay, Gayle, Philemon, Philo, Shayla, Sheila |
Name Day List - similar names (Cecil)
| Country | Day | Month | Names |
 Spain | 1 | February | Cecilio |
| Spain | 15 | May | Cecilio, Eufrasia, Isidro, Torcuato, Indalecio |
 Hungary | 3 | June | Klotild, Cecília |
| Spain | 3 | June | Oliva, Kevin, Cecilio, Davino, Clotilde, Luciniano |
 Croatia | 8 | June | Dijana, Cecilija, Medardo, Vilim |
 Latvia | 28 | July | Cecilija, Cilda |
| Croatia | 22 | November | Cecilija, Filemon |
 Czechia | 22 | November | Cecílie |
 Denmark | 22 | November | Cecilia |
 Estonia | 22 | November | Cecilia, Säsil, Silja, Silje, Sille |
 Finland | 22 | November | Selja, Silja, Seela, Cecilia |
 France | 22 | November | Cécile |
 Greece | 22 | November | Filimonos, Cecilia |
| Hungary | 22 | November | Cecília |
 Italy | 22 | November | Cecilia |
 Lithuania | 22 | November | Cecilija, Cile, Darginte, Steikintas |
 Norway | 22 | November | Cecilie, Silje, Sissel |
 Slovakia | 22 | November | Cecília |
| Spain | 22 | November | Cecilia |
 Sweden | 22 | November | Cecilia, Sissela |