Archdeacon of All India and de-facto leader of the Saint Thomas Christians at the time of the oath. He convened the gathering at Mattanchery and would later be irregularly consecrated bishop at Alangad.
Jesuit prelate whose handling of Mar Ahatallah's case became the immediate catalyst for the oath. The community's grievances against him are detailed in the Mattanchery declarations of January 1653.
Bishop who arrived from the Middle East in 1652 claiming jurisdiction over the Malabar church. His detention and disappearance by Portuguese authorities became a rallying point for the community.
Discalced Carmelite sent by Propaganda Fide whose 1657–1663 mission reconciled most of the dissenting parishes back to communion with Rome under a non-Padroado jurisdiction.