From OrthodoxWiki
Feasts
Martyr Mark,
Bishop of Arethusa; Martyr Cyril the
deacon of Heliopolis, and others who suffered under
Julian the Apostate;
Venerable John,
anchorite of Egypt;
Saint Eustathius (Eustace) the
Confessor, Bishop of Bithynia; Venerable Martyrs Jonah and Mark of the Pskov Caves; repose of Elder Nicetas of the Roslavl forests; Saints Gwynllw and Gwladys, parents of Saint Cadoc
