Francis de Geronimo
Saint Francis de Geronimo, also called Frances di Girolamo or Hieronymo, or Francis Jerome was a Jesuit priest and missionary who was canonized by Gregory XVI in 1839. He wrote the hymn Diu vi Salvi Regina, which later was adopted as the national anthem of a briefly independent Corsica in 1735.
Francis was born in Grottaglie, Apulia, Italy, the eldest of rhw eleven children of John Leonard and Gentilesca Gravina di Girolamo. By the age of twelve he held the position of sacristan and carechist at a house of the Theatines near his home.
Source: Wikipedia