Ulrich I, Count of Montfort-Bregenz

Ulrich I, Count of Montfort-Bregenz (died 1287), was a Swabian nobleman of the Montfort house, a cadet line of the counts palatine of Tübingen, and ruled the Bregenz lands in Vorarlberg. He was the second son of Count Hugo II and Elisabeth of Burgau.

Before 1272 he married Agnes of Helfenstein, who bore him his successor Hugo V (died 1338), and he also left an illegitimate daughter, Katharina.