Antonio del Carmen Monestel Zamora (1868–1937) was the first bishop of the Roman Catholic Diocese of Alajuela.
Monestel was a native of San Jose, Costa Rica.
Monestel studied in Rome, and was ordained a priest in 1891.
He served in various parishes as a parish priest, before serving in administrative positions with the Diocese of San Jose and then becoming Bishop of Alajuela.
This article about a Catholic bishop from Costa Rica is a stub.