| Honorific-Prefix: | His Excellency, The Most Reverend |
| Arthur Joseph Colgan | |
| Auxiliary Bishop of Chosica Titular Bishop of Ampora | |
| Diocese: | Chosica |
| Appointed: | October 13, 2015 |
| Enthroned: | December 12, 2015 |
| Other Post: | Titular Bishop of Ampora |
| Ordination: | October 27, 1973 |
| Ordained By: | James Louis Connolly |
| Consecration: | December 12, 2015 |
| Consecrated By: | Norbert Klemens Strotmann Hoppe, Jorge Izaguirre Rafael, and Luis Armando Bambarén Gastelumendi |
| Birth Date: | 8 November 1946 |
| Arthur Joseph Colgan | |
| Dipstyle: | |
Arthur Joseph Colgan C.S.C. (born November 8, 1946) is an American priest of the Catholic Church who served as auxiliary bishop for the Diocese of Chosica Peru.
Colgan was born in Dorchester, Boston, Massachusetts and graduated from Boston College High School. He went to Boston College and then graduated from Stonehill College in 1968.
He was ordained to the priesthood for the Congregation of Holy Cross on October 27, 1973.
He was consecrated a bishop on December 12, 2015, and has served as auxiliary for the Roman Catholic Diocese of Chosica, Peru, since 2015.[1] [2]