Matteo Ricci, Italian priest and mathematician (born 1552)

Matteo Ricci was an Italian Jesuit priest and one of the founding figures of the Jesuit China missions. He created the Kunyu Wanguo Quantu, a 1602 map of the world written in Chinese characters. In 2022, the Apostolic See declared its recognition of Ricci's heroic virtues, thereby bestowing upon him the honorific of Venerable.

May 11 is the 131st day of the year in the Gregorian calendar; 234 days remain until the end of the year.