Martyr
Martyr Calliopius at Pompeiopolis in Cilicia († 304)
In Russian: Мч. Каллиопия (304)
In Church Slavonic: Ст҃а́гѡ мч҃ника Каллиопия (304)
Feast days
2026
Old calendar
- (7 April on the Old calendar), repose
New calendar
- , repose
2027
Old calendar
- (7 April on the Old calendar), repose
New calendar
- , repose
Also commemorated on 20 April 2026
- Venerable George the Confessor, Metropolitan of Mitylene († after 820)
- New Hieromartyr Priest Arcadius († 1933)
- Venerable New Martyr Eudocia († 1939)
- Venerable Daniel the Abbot of Pereyaslavl-Zalesski († 1540)
- Martyr Rufinus the Deacon, the Martyr Aquilina and 200 Soldiers with them († c. 310)
- Venerable Serapion of Egypt (5th C)