Lolo Soetoro was an Indonesian geologist who is best known as the stepfather of Barack Obama, the 44th President of the United States. He was a colonel in the Indonesian army and later worked in government relations at Union Oil Company. Two decades after his death, he made news headlines after Obama decided to run for presidency. Obama had previously mentioned in his memoir, Dreams from My Father, how much of an influence Soetoro had been in his early life. Soetoro described his stepfather as well-mannered, even-tempered, and easy with people, who not only played tennis and chess with him, but also taught him boxing to protect himself from the “dangerous world”.

Birth Name

Lolo Soetoro


Lolo Soetoro Mangunharjo, Mangundikardjo


Geologist, Geographer



Personal Life

Birthday / Date of Birth

Lolo Soetoro was born on the 2nd of January 1935, in Bandung, Dutch East Indies.


He was died on the 2nd of March 1987 (aged 52), in Jakarta, Indonesia.

Sun Sign




He has Indonesian ancestry.




Soetoro earned his bachelor’s degree in geography from Gadjah Mada University, in Yogyakarta. In 1962, Soetoro, then a civilian employee of the Indonesian Army Topographic Service, obtained an East–West Center grant for graduate study in geography at the University of Hawaii at Manoa. He arrived in Honolulu in September 1962 and In June 1964, graduated from the university with a M.A. in geography.

Family Details

  • Father – Soewarno Martodihardjo (Employee of a mining office from Yogyakarta)
  • Mother – Unknown
  • Siblings – Unknown

Marital Status



Girlfriend / Spouse

Lolo Soetoro has dated –

  • Ann Dunham (1965-1980) – In 1965, Lolo married Ann Dunham. She was a single mother to Barack Obama. The couple had another child Maya Soetoro-Ng. In 1980, they separated.
  • Erna Kustina (1980-Until his death) – In 1980, Soetoro married Erna Kustina and had two children, son Yusuf Aji Soetoro, and daughter Rahayu Nurmaida Soetoro.

Physical Statistics


  • In feet – 5 feet 7 inches
  • In centimeters – 170 cm
  • In meters – 1.70 m


  • In Kilograms – 70 kg
  • In Pounds – 154 lbs

Body Build


Eye Color

Dark Brown

Hair Color

Dark Brown (Natural)

Shoe Size

He wears a size 9.5 (US) shoe.



Professional Statistics

Famous For

Lolo became known was the stepfather of Barack Obama. He has served as a team member in the Indonesian Army. He was a fine geologist who was highly educated as well as had the potential to work hard. After Barack Obama’s mother and Lolo’s marriage, he successfully fulfilled all the father’s duties.

Lolo Soetoro Net worth

Lolo Soetoro has an estimated net worth of $350K dollars as of 2023.

Some Lesser Known Facts About Lolo Soetoro

  • Soetoro was born in Bandung, West Java, Dutch East Indies (now Indonesia), the ninth of 10 children of Soewarno Martodihardjo, an employee of a mining office from Yogyakarta.
  • In 1965, Lolo started his career as a geologist under Indonesian Army Topographic Service. After returning to Indonesia he served as a colonel in the Indonesian armed forces, working for General Suharto, the second President of Indonesia.
  • Following his marriage to Dunham, he became the stepfather of a three-year-old Barack Obama.
  • In 1970, Soetoro worked at Dinas Topografi, a mapmaking survey company that was contracted with the Indonesian army. After that, he got a new job in government relations at Union Oil Company, which improved his financial situation.
  • After Lolo took up job at Union Oil Company, the family moved to the Matraman Dalam neighborhood in the Pegangsaan administrative village of the Menteng subdistrict in Central Jakarta. He also replaced his Japanese motorcycle with a car during this time.
  • In 1995, memoir Dreams from My Father, Obama described Soetoro as well-mannered, even-tempered, and easy with people; he wrote of the struggles he felt Soetoro had to deal with after his return to Indonesia from Hawaii.
  • He described his stepfather as following a brand of Islam that could make room for the remnants of more ancient, classical, and Dharmic philosophies such as that of the Hindu.
  • On March 2, 1987, Soetoro died of liver ailmentat the age of 52, and was buried in Tanah Kusir Cemetery, South Jakarta.


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