Mar John Panamthottathil (born 31 May 1966) is an Indian-born bishop of the Syro-Malabar Catholic Church in the Australia and Oceania.

John entered the Carmelites of Mary Immaculate Syro Malabar Institute of Pontifical Right in Kozhikode where he gave his solemn profession.

[3] In 2020, He returned to India where he joined the Syro-Malabar Catholic Eparchy of Mananthavady and served as the parish priest of Saint Elias Church, Nirvilpuzha until his appointment as bishop.

[4][2] On 14 January 2023, Major Archbishop George Alencherry announced the appointment of John Panamthottahil as the 2nd Eparch of Melbourne after Pope Francis accepted Bishop Bosco Puthur's resignation after he reached the age of 75.

Puthur, Alencherry, and Panamthottahil hosted a press conference announcing the appointment after the January meeting of the Synod of Bishops.