Saint Fabius, a soldier beheaded in Caesarea in Mauretania in North Africa under Diocletian, for refusing to carry a standard bearing idolatrous emblems (300)[14][note 5]
Twelve Soldier-Martyrs of Rome, by the sword.[3][4][12][17]
Saint Firmus of Tagaste, in North Africa, he was tortured and endured terrible sufferings rather than betray the hiding-place of one of his flock.[14][note 6]
New New Hieromartyr Vladimir Kholodkovsky, Priest (1937)[5][12]
New Hieromartyr John Rumyantsev, Priest;[32] Martyr Constantine Razumov, Priest; Virgin-martyr Anna Serova;[33][note 14] and St. Elizabeth Rumyantseva[34] (after 1937)[12]
^The notation Old Style or (OS) is sometimes used to indicate a date in the Julian Calendar (which is used by churches on the "Old Calendar"). The notation New Style or (NS), indicates a date in the Revised Julian calendar (which is used by churches on the "New Calendar").
^He was martyred under Commodus by being thrown into a well. He is buried under the altar of his church in Milan.
^"At Milan, during the persecution of Antoninus, St. Calimerius, bishop and martyr, who was arrested, covered with wounds, and pierced through the neck with a sword. He terminated his martyrdom by being precipitated into a well."[16]
^"At Caesarea, the martyrdom of the blessed martyr Fabius. As he refused to carry the ensign of the governor of the province, he was thrown into prison for some days, and as he persisted twice in confessing Christ when brought before the judge, he was condemned to capital punishment."[16]
^"At Tagaste, in Africa, St. Firmus, bishop, illustrious by a glorious confession of the faith."[16]
^Born in Auxerre in France, he governed part of Gaul. In 418 he became Bishop of Auxerre. He came to Britain twice (in 429 and 447), where he succeeded in stamping out Pelagianism. He reposed in Ravenna in Italy.
^"At Ravenna, the departure from this world of St. Germanus, bishop of Auxerre, a man most renowned for his birth, faith, learning, and glorious miracles, who freed England completely from the heretical doctrines of the Pelagians."[16]
^According to tradition he was a monk at Glastonbury in England, who became a hermit in Cornwall at the place now called Saint Neot. Some relics were later taken to the town now called St Neots in Cambridgeshire.
^ abcdefghJuly 31. The Year of Our Salvation - Holy Transfiguration Monastery, Brookline, Massachusetts.
^ abcdef(in Russian)13 августа (31 июля). Православная Энциклопедия под редакцией Патриарха Московского и всея Руси Кирилла (электронная версия). (Orthodox Encyclopedia - Pravenc.ru).
^(in Russian)ЕВДОКИМ. Православная Энциклопедия под редакцией Патриарха Московского и всея Руси Кирилла (электронная версия). (Orthodox Encyclopedia - Pravenc.ru).
^(in Russian)ИУЛИТТА. Православная Энциклопедия под редакцией Патриарха Московского и всея Руси Кирилла (электронная версия). (Orthodox Encyclopedia - Pravenc.ru).
^ abcdeJuly 31. Latin Saints of the Orthodox Patriarchate of Rome.
^Rev. Sabine Baring-Gould (M.A.). "S. Calimerus, B.M., at Milan. (END OF 2ND CENT.)." In: The Lives of the Saints. Volume the Eighth: July - Part II. London: John C. Nimmo, 1898. p. 681.
^ abcdThe Roman Martyrology. Transl. by the Archbishop of Baltimore. Last Edition, According to the Copy Printed at Rome in 1914. Revised Edition, with the Imprimatur of His Eminence Cardinal Gibbons. Baltimore: John Murphy Company, 1916. p. 227.
^(in Russian)ГЕРМАН. Православная Энциклопедия под редакцией Патриарха Московского и всея Руси Кирилла (электронная версия). (Orthodox Encyclopedia - Pravenc.ru).
^Rev. Sabine Baring-Gould (M.A.). "S. Germanus, B. of Auxerre. (A.D. 448.)." In: The Lives of the Saints. Volume the Eighth: July - Part II. London: John C. Nimmo, 1898. pp. 681-697.
^(in Russian)ВЕНИАМИН. Православная Энциклопедия под редакцией Патриарха Московского и всея Руси Кирилла (электронная версия). (Orthodox Encyclopedia - Pravenc.ru).
^(in Russian)ИОАНН. Православная Энциклопедия под редакцией Патриарха Московского и всея Руси Кирилла (электронная версия). (Orthodox Encyclopedia - Pravenc.ru).
^(in Russian)ИОАНН. Православная Энциклопедия под редакцией Патриарха Московского и всея Руси Кирилла (электронная версия). (Orthodox Encyclopedia - Pravenc.ru).
^(in Russian)АННА. Православная Энциклопедия под редакцией Патриарха Московского и всея Руси Кирилла (электронная версия). (Orthodox Encyclopedia - Pravenc.ru).
^(in Russian)ЕЛИСАВЕТА. Православная Энциклопедия под редакцией Патриарха Московского и всея Руси Кирилла (электронная версия). (Orthodox Encyclopedia - Pravenc.ru).
July 31. The Year of Our Salvation - Holy Transfiguration Monastery, Brookline, Massachusetts.
The Autonomous Orthodox Metropolia of Western Europe and the Americas (ROCOR). St. Hilarion Calendar of Saints for the year of our Lord 2004. St. Hilarion Press (Austin, TX). p. 56.
July 31. Latin Saints of the Orthodox Patriarchate of Rome.
The Roman Martyrology. Transl. by the Archbishop of Baltimore. Last Edition, According to the Copy Printed at Rome in 1914. Revised Edition, with the Imprimatur of His Eminence Cardinal Gibbons. Baltimore: John Murphy Company, 1916. p. 227.
(in Russian)13 августа (31 июля). Православная Энциклопедия под редакцией Патриарха Московского и всея Руси Кирилла (электронная версия). (Orthodox Encyclopedia - Pravenc.ru).