Melanchton Siregar was born on 7 August 1912 in Lumban Silo, Pearung, Paranginan, Humbang Hasundutan, North Sumatra, Dutch East Indies.

[1] After obtaining diploma in the GHS, he went back to North Sumatra to fulfill his duty as the head of family, since his mother had died during his time in Java.

[3] In North Sumatra, he began his career by teaching at the Joshua Institute in Medan for several years.

Shortly afterwards, Siregar was called by the government to teach in the state school of Hollands Indische Kweekschool in Tebingtinggi.

[3] During the Japanese occupation of the Dutch East Indies, Siregar was asked to teach in the Tyu Gakko, equivalent of Junior High School in Japanese system, but shortly after, he was arrested and was put in custody alongside his Achmad Delui Rangkuti.

The students were also soldiers, making the places as an instrument to develop fighting and intellectual skills.

The division was headed by Siregar as a titular colonel, codenamed Partahuluk Raso (transl.

During his time in Parki, Siregar became the working member of the City Council of Pematang Siantar.

The secretary of the committee, Ronald Sihombing, stated that the nomination was based on the accounts of historian, the stories of Siregar's friend, and from scholarly references.