No Regret Peak, at above sea level, is the eleventh-highest peak in the U.S. state of Idaho and the ninth-highest in the Lost River Range. The peak is located in Salmon-Challis National Forest in Custer County. It is northwest of Mount Breitenbach, its line parent, northeast of Donaldson Peak, and east of Mount Church.

See also Little Regret Peak List of mountain peaks of Idaho

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