Template:April 15
Saints Aristarchus, Pudens, and Trophimus, Apostles of the Seventy (see also April 14); Martyr Sabbas the Goth of Walachia; Martyrs Vasilissa and Anastasia of Rome, disciples of Apostles Peter and Paul; Saint Mstislav-Theodore, Prince of Kiev; Martyr Suchias and his company in Armenia; Saint Paternos, Bishop of Llandbadarn Fawr; Saint Ruadhan, Abbot and Bishop; Saint Leonidas, Bishop of Athens; Martyrs Theodore, presbyter, and Pausilippus; Martyr Crescens of Myra in Lycia (see also April 13); New-martyr Michael of Smyrna (see also April 16); the nine monk-martyrs of Corinth (see also April 16); the Life-giving Fount of the Theotokos; repose of Blessed Daniel of Siberia and Schema-hieromonk Michael, the last Elder of Valaam