Marthen Douw is a politician from Papua.

[1] Despite his young age, he was a member of the Regional Representative Council of the Nabire Regency for the period 2014–2019.

[2] In 2019, he was elected as a member of the People's Representative Council.

He is on Commission VII focusing on energy, research and technology and natural environment.

[3] On September 1, 2020, Marthen Douw requested the People's Representative Council to extend the time to discuss Papua's special autonomy status.