Uli Biaho (Balti: ཨུལི་བིཧོ།; Urdu: اولی بیاہو) is a mountain within the Gilgit–Baltistan region of Pakistan, near Trango Towers and Baltoro Glacier It consists of two main peaks: Uli Biaho Tower (measuring approximately 19,957 feet according to Roskelley and 6,109 meters or 20,043 feet according to Kopold), and Uli Biaho Peak (with a height of 6,417 meters as per Kopold's measurements).

As of 2006, Uli Biaho Peak remained unclimbed.

[2] Uli Biaho Tower was ascended in an alpine-style approach via the direct East Face route by a team led by John Roskelley and others.

On July 3, 1979, all four climbers from the United States successfully reached the summit.

John Roskelley later dedicated a chapter to their Uli Biaho climb in his 1993 book titled "Stories Off the Wall.