Don Eleazar Balboa was born in Quiapo, Manila in 1979, the second son of Eleazar Lee and Marilou Ocampo Balboa. Most of his childhood were spent in Antipolo City, Rizal. Don attended school in Assumption and then La Salle High School, graduating in 1996. From his sophomore year La Salle, he was varsity in two sports. He was also active in student politics, serving as a member of the Student Council. He and Maria Lourdes married in October of 2003. He met Lourdes in the lobby of the Administration Department at the Manila Montessori College, where they both were students.
In the fall of 2003, Don began began working for an entertainment company at Ortigas Center, the business district in Pasig, Manila. Writing scripts and doing events on the weekends. The Balboas have two children: Veronica Ashley and Heather Desiree. Don is of Chinese-Portugese ancestry, stands 5'11" and weighs about 170 pounds. He is brown-eyed, fair-skinned, and has thick dark brown hair.