The Diocese of Budua was a Latin Catholic bishopric with see in Budva, in Montenegro, which existed from circa 1200 till 1829.
Established circa 1200 as Diocese of Budua (Latine and Italian) without direct precursor, but its territory formerly was under the Ancient Metropolitan Archdiocese of Doclea.
On 27 February 1532, Pope Clement VII appointed James Dalmas the bishop of Ulcinj. Dalmas was also a bishop of Budva, and the Roman Catholic Diocese of Budua was effectively merged into the Diocese of Budua.
Suppressed on 1828.06.30, its territory being merged into the Roman Catholic Diocese of Kotor (Cattaro).
(all Roman Rite; presumably incomplete)
In 1933 the diocese was nominally restored as Titular bishopric of Budua, of the lowest (episcopal) rank.
It has had the following incumbents, of the fitting episcopal rank: