Saint Longinus is a sculpture by the Italian artist Gian Lorenzo Bernini. Completed in 1638, the marble sculpture sits in the north-eastern niche in the crossing of St. Peter's Basilica in Vatican City. It is over four meters high and was commissioned by Pope Urban VIII, a great patron of Bernini.

Gian Lorenzo Bernini was an Italian sculptor and architect. While a major figure in the world of architecture, he was more prominently the leading sculptor of his age, credited with creating the Baroque style of sculpture.