Bishop Alberto B. Ramento was the ninth (9th) Obispo Maximo of the Iglesia Filipina Independiente (1993-1999).

He opted to serve the Diocese of Tarlac after his term. He took charge of the poor and struggling Parish of San Sebastian where he served the marginalized sectors in the province.

Bishop Ramento was found stabbed to death at his rectory in on the morning of October 3, 2006.

Police authorities dismissed his death as "simply a case of robbery with homicide". The Church, on the other hand, sees in his death a case of extrajudicial killing.

Bishop Ramento had been an outspoken critic of the Philippine government and a leading advocate for peace and human rights in the country. He was known for his work on justice and peace issues, as well as workers’ and farmers’ rights.

Bishop Ramento had also been part of a group monitoring peace talks between the Philippine government and the National Democratic Front. The bishop had also strongly condemned human rights violations and the extrajudicial killing of activists, journalists, lawyers, church people and leaders of people’s organizations.