| Land | Dag | Måned | Navne |
 Estland | 1 | april | Harald, Herald, Harri, Harro |
| Estland | 2 | april | Ene, Eneken, Enel, Eneli, Enelin |
| Estland | 3 | april | Uku, Uko |
| Estland | 4 | april | Ambrus, Arbo, Arp, Arpo |
| Estland | 5 | april | Irene, Ireene, Reene, Reena, Rena, Renate |
| Estland | 6 | april | Villem, Ville, Villi, Villo, Villu |
| Estland | 7 | april | Allan, Allo |
| Estland | 8 | april | Julia, Juuli, Juulika, Lia, Liana, Liane |
| Estland | 9 | april | Kaira, Kaire, Kairi, Iiris |
| Estland | 10 | april | Hindrek, Indrek, Ints, Imre |
| Estland | 11 | april | Hurme, Hurmi, Urmi |
| Estland | 12 | april | Julius, Ulrik, Ullo, Udo, Uudo |
| Estland | 13 | april | Tarvo, Tarvi |
| Estland | 14 | april | Lehe, Lehte, Lehti |
| Estland | 15 | april | Verner, Verni, Uljas, Uljo |
| Estland | 16 | april | Olivia, Olvi, Olve |
| Estland | 17 | april | Ege, Eike, Hiie |
| Estland | 18 | april | Valdemar, Voldemar, Valdek, Valdeko, Valdo, Valdu, Valdur, Valmar, Valmer, Volmer, Volli |
| Estland | 19 | april | Aleksandra, Allo, Aalike, Alli, Andra, Sandra |
| Estland | 20 | april | Urva, Urve, Urvi, Orvi, Urbe |
| Estland | 21 | april | Aimar, Aimer, Aimur, Aimo |
| Estland | 22 | april | Meeri, Meri, Merje, Merike |
| Estland | 23 | april | Georg, Jürgen, Jürgo, Jüri, Jürjo, Jürnas, Jüts, Ürjo |
| Estland | 24 | april | Vanda, Vaida, Aada, Iida |
| Estland | 25 | april | Markus, Margus, Margo, Marko, Marek, Mark |
| Estland | 26 | april | Tereese, Teesi, Teisi, Reesi, Eesi |
| Estland | 27 | april | Haldi, Haldja, Halja |
| Estland | 28 | april | Lagle, Luige |
| Estland | 29 | april | Kalmer, Kalmo |
| Estland | 30 | april | Mirjam, Mirja, Mirje, Miia |
