Maung Maung Oo (; born on 20 March 1964) is a Burmese politician who currently serves as Pyithu Hluttaw member of parliament for Insein Township constituency. He is a member of the National League for Democracy.
Maung Maung Oo was born on 20 March 1964 in Pyuntaza, Bago Region, Myanmar. He graduated with B.Sc (Zoology) (Q) from Rangoon University. He worked with pig livestock in Yangon.
He is a member of the National League for Democracy Party. In the 2015 Myanmar general election, he was elected as a Pyithu Hluttaw representative from Insein Township parliamentary constituency.