| Type: | Bishop |
| Honorific-Prefix: | The Most Reverend |
| William A. Jones | |
| Honorific-Suffix: | OSA |
| Bishop of Puerto Rico | |
| Church: | Latin Church |
| Appointed: | January 12, 1907 |
| Term: | February 24, 1907 – February 17, 1921 |
| Predecessor: | James Blenk |
| Successor: | Jorge José Caruana |
| Ordination: | March 15, 1890 |
| Consecration: | February 24, 1907 |
| Consecrated By: | Giuseppe Aversa |
| Birth Date: | 21 July 1865 |
| Birth Place: | Cambridge, New York, US |
| Death Place: | San Juan, Puerto Rico |
William Ambrose Jones (July 21, 1865 – February 17, 1921) was a bishop of the Catholic Church born in the United States. He served as Bishop of Puerto Rico from 1907 to 1921.[1]
Born in Cambridge, New York, William Jones was ordained a priest for the Augustinian order on March 15, 1890.[2] On January 12, 1907, Pope Pius X appointed him as the Bishop of Puerto Rico. 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. He arrived in Puerto Rico on March 16, 1907.[3]
Jones continued to serve as the diocesan bishop until his death on February 17, 1921, at the age of 55.[4] His remains were transferred to San Juan Cathedral, in Puerto Rico.