Atom Araullo is a Filipino journalist, model, television presenter, triathlete, occasional actor, and radio host. He is a national Goodwill Ambassador for the United Nations High Commissioner for Refugees and was conferred the title after undertaking missions to visit displaced families in Mindanao, Bangladesh, and Jordan.

He is also an advocate for environmental conservation, notably in marine ecosystems. He received a star on the Eastwood City Walk of Fame on November 21, 2017.

Born as Alfonso Tomas Pagaduan Araullo, the youngest child and only son of Miguel (nicknamed "Mike") and Carol Araullo (née Pagaduan). He has an older sister, Alessandra "Sandra" Araullo-Gonzales, who is a triathlete as well. Being the son of an activist family, Araullo spent most of his early childhood days with his parents battling it out during the Marcos dictatorship. This has exposed him to the political struggle in the country. During his early elementary school days, his parents exposed him to sports and the theater. As a result, he became part of several plays and has joined various competitions as a triathlete.

He finished his elementary education at Ateneo de Manila University, and his high school education at the Philippine Science High School Main Campus. Araullo graduated with a Bachelor of Science degree in applied physics from the University of the Philippines Diliman. There he became a member of the League of Filipino Students (LFS), as well as the chairperson of the Student Alliance for the Advancement of Democratic Rights - UP (STAND-UP). He also won as Councilor in the UP Diliman University Student Council elections of 2003, garnering the highest number of votes.

(Source: Wikipedia) Edit Biography