Dian Istiqomah (born 27 February 1978) is an Indonesian politician of the National Mandate Party.

Later, she would study medical science at the Muhammadiyah University Purwokerto [id], graduating with a bachelors in 2014.

Istiqomah campaigned on improving the BPJS Kesehatan health insurance system.

[3] She was appointed as a member of the People's Representative Council on 11 January 2022, to replace Abraham Lunggana who had resigned from PAN and also died the previous month.

[4] In October 2022, she filed a defamation lawsuit against a number of individuals who accused her of falsifying documents.