The diocese of Đà Nẵng (Latin: Dioecesis Đànẵngensis) is a Roman Catholic diocese in central Vietnam.

The bishop is Joseph Đặng Đức Ngân since 2016.

The creation of the diocese in present form was declared January 18, 1963.

By 2004, the diocese of Đà Nang had about 57,870 believers (2.7% of the population), 68 priests and 38 parishes.

This article on a Roman Catholic diocese in Vietnam is a stub.