Palakkunathu Thomas Mar Athanasius Metropolitan aka Thomas Thirumeni (7 October 1836 – 10 August 1893) the first son of Abraham Malpan was born into the Palakunnathu family of Maramon.
He was the Malankara Metropolitan during 1877–93.
The rift in Malankara Church was strong during his time, the majority Traditional Orthodox faction got the control of Malankara church following the Royal court verdict in 1889.
He was evicted from the Pazhaya seminary (the seat of Malankara Metropolitan).
The Reformist faction stood faithful with him later organised into an Independent Reformed Syrian Church and governed by their own bishop which later adopted the name Marthoma Syrian Church of Malabar.