Overview

• The decision marks Leo XIV's first major Curia appointment since his May 8 election.
• The Vatican said Iannone assumes office on Oct. 15, 2025 and will also chair the Pontifical Commission for Latin America.
• Brazilian Archbishop Ilson de Jesus Montanari was reconfirmed as secretary for a further five-year term.
• Bosnian Bishop Ivan Kovač was named undersecretary for five years, completing the senior team at the office that vets bishops worldwide.
• The move fills the vacancy left after Cardinal Robert Francis Prevost's leadership through May 8, 2025, with further Curia nominations reported to be likely in the coming months.