The Apostolic Nunciature to Timor-Leste is an ecclesiastical office of the Catholic Church in Timor-Leste. It is a diplomatic post of the Holy See, whose representative is called the Apostolic Nuncio with the rank of an ambassador. The title Apostolic Nuncio to Timor-Leste is held by the prelate appointed Apostolic Nuncio to Malaysia. The nunciature maintains an office in Dili; the nuncio resides in Malaysia.
Pope Benedict XVI established the Nunciature to Timor-Leste on 24 June 2003.