Denmark: Fixed and Moveable Feast Days (chronological order) for April
January
| February
| March
| April
| May
| June
| July
| August
| September
| October
| November
| December
| Anastasius and Q. mar | 1 April | |
| Harald | 1 April | |
| Hugo ep. Gratianop | 1 April | |
| Quinctianus | 1 April | |
| Qintinianus | 1 April | |
| Theodora | 1 April | |
| Maria Aegyptiaca | 2 April | |
| Nicetius | 2 April | |
| Rosmunde | 2 April | |
| Theodosia virg. | 2 April | |
| Irene virg. Mart. | 3 April | |
| Nicaetas | 3 April | |
| Niceta | 3 April | |
| Richardus ep. | 3 April | |
| Ambrosius | 4 April | |
| Brosek | 4 April | |
| Helena regina | 5 April | |
| Irene | 5 April | |
| Maximus in Germany | 5 April | |
| Caelestinus pap | 6 April | |
| Celestinus | 6 April | |
| Coelestinus | 6 April | |
| Guilielmus | 6 April | |
| Sixtus I pap. | 6 April | |
| Egesippus | 7 April | |
| Hegesippus | 7 April | |
| Louise | 7 April | |
| Lucretia | 7 April | |
| Dionysius ep. | 8 April | |
| Janus | 8 April | |
| Perpetuus | 8 April | |
| Wilhelmus ep. | 8 April | |
| Antonius mart. | 9 April | |
| Bugislaus | 9 April | |
| Maria Cleophae | 9 April | |
| Otho in Sweden | 9 April | |
| Prochorus | 9 April | |
| Procopius | 9 April | |
| Waldetrudis | 9 April | |
| Apollonius p. Alex | 10 April | |
| Ezechiel | 10 April | |
| Hezechiel | 10 April | |
| Macarius ep. | 10 April | |
| Antipas | 11 April | |
| Julius in Germany | 11 April | |
| Leo I | 11 April | |
| Eustorgius | 12 April | |
| Julius pap. | 12 April | |
| Zeno ep. | 12 April | |
| Hermergildis | 13 April | |
| Justinus phil. mart | 13 April | |
| Vilfridus conf. | 13 April | |
| Tiburtius & Valerian. | 14 April | |
| Valerianus & Tiburtus | 14 April | |
| Helene virg. | 15 April | |
| Olympia | 15 April | |
| Paternus | 15 April | |
| Aaron | 16 April | |
| Callistus | 16 April | |
| Carisius | 16 April | |
| Charisius | 16 April | |
| Magnus Messe | 16 April | |
| Mariane | 16 April | |
| Paternus | 16 April | |
| Patricius ep. Conf. | 16 April | |
| Rigborg | 16 April | |
| Anicetus | 17 April | |
| Elias presb. | 17 April | |
| Petrus diac. | 17 April | |
| Rolf | 17 April | |
| Rudolphus | 17 April | |
| Chrysostomus (Johannes) | 18 April | |
| Eleutherius | 18 April | |
| Valerianus (in Sweden) | 18 April | |
| Valerianus (in Germany) | 18 April | |
| Bernhard | 19 April | |
| Daniel in Denmark | 19 April | |
| Hermogenes mart. | 19 April | |
| Timon | 19 April | |
| Servilanus | 20 April | |
| Simplicius & Servilianus | 20 April | |
| Sulpicius Pius ep. | 20 April | |
| Victor mart. | 20 April | |
| Adolarius | 21 April | |
| Anshelmus ep. Ca. | 21 April | |
| Simon ep. cum. soc. | 21 April | |
| Bernhardina | 22 April | |
| Cajus | 22 April | |
| Galus pap. | 22 April | |
| Kajus | 22 April | |
| Soter & Cajus | 22 April | |
| Felix pres. Fortun. | 23 April | |
| Georg | 23 April | |
| Georgius | 23 April | |
| Grug | 23 April | |
| Jorris | 23 April | |
| Adalbertus | 24 April | |
| Albertus | 24 April | |
| Egbertus | 24 April | |
| Mellitus | 24 April | |
| Reinhardus | 24 April | |
| Gangdag (den lille) | 25 April | |
| Genesius | 25 April | |
| Gøkdagen | 25 April | |
| Grosser Litany | 25 April | |
| Lethania | 25 April | |
| Litania Major | 25 April | |
| Marcus Evangelist | 25 April | |
| Markus Evangelist | 25 April | |
| Anacletus Gietus | 26 April | |
| Cletus | 26 April | |
| Richardus | 26 April | |
| Trudbertus | 26 April | |
| Ananias | 27 April | |
| Anastasius papa | 27 April | |
| Anthimus ep. Nic. | 27 April | |
| Tertullianus ep. | 27 April | |
| Egressio | 28 April | |
| Vitalis mart. | 28 April | |
| Hugo abb. | 29 April | |
| Peter Martyr | 29 April | |
| Petrus mart. | 29 April | |
| Robertus abb. | 29 April | |
| Secundinus | 29 April | |
| Sibylla (in Germany) | 29 April | |
| Tychicus | 29 April | |
| Catharina Senensis | 30 April | |
| Eutropius | 30 April | |
| Josva | 30 April | |
| Marianus | 30 April | |
| Raimund | 30 April | |
| Severus ep. Neapolis | 30 April |