April 13: ST. MARTIN I, POPE AND MARTYR. Short bio and reading. 4 min read April saints April 13: ST. MARTIN I, POPE AND MARTYR. Short bio and reading. catholicsstrivingforholiness April 12, 2021 April 13: ST. MARTIN I, POPE AND MARTYR. Short bio and reading. St. Martin was born in... Read More Read more about April 13: ST. MARTIN I, POPE AND MARTYR. Short bio and reading.