Mujauna is a village in West Champaran district in the Indian state of Bihar.

It comes under the Shikarpur panchayat of Narkatiaganj block.

As of 2011 India census, Mujauna had a population of 901 in 121 households.

In Mujauna, 20.4% of the population is under 6 years of age.

This article related to a location in Bihar is a stub.