William Ambrose Jones OSA (July 21, 1865 – February 17, 1921) was a bishop of the Catholic Church born in the United States.

[1] Born in Cambridge, New York, William Jones was ordained a priest for the Augustinian order on March 15, 1890.

He was consecrated a bishop by Archbishop Giuseppe Aversa, the Apostolic Delegate to Cuba, on February 24, 1907.

The principal co-consecrators were Bishops Pedro Ladislao González y Estrada of San Cristóbal de la Habana and Antonio Aurelio Torres y Sanz of Cienfuegos.

[3] Jones continued to serve as the diocesan bishop until his death on February 17, 1921, at the age of 55.