James B. Kavanagh (1800 – 5 October 1886) was an Irish priest, teacher and President of St. Patrick's College, Carlow from 1864 to December 1880.
In 1856 Professor of Natural Philosophy(lecturing in Chemistry and Chemical Physics) in 1857.
In 1884, he was responsible for the De La Salle Brothers opening a boys school in Kildare.
On 5 October 1886, he was killed by a small marble statue which fell from the high altar just as he had said Mass,[2] in St. Brigid's Church where he was Parish priest at the time where he is buried.
His Life and death was written about in "stricken down at the altar" Rev.