The Roman Catholic Diocese of Fajardo–Humacao (Latin: Dioecesis Faiardensis–Humacaensis) is an ecclesiastical territory or diocese of the Roman Catholic Church in the United States and consists of part of the east and the northeast of the island of Puerto Rico, an American commonwealth. The diocese is led by Bishop Eusebio Ramos Morales. The motherchurch is Cathedral Santiago Apóstol in Fajardo, Puerto Rico. The See of Fajardo–Humacao was canonically erected on May 11, 2008, and is a suffragan diocese of the Metropolitan Province of San Juan de Puerto Rico.