Red River High School (RRHS) is a public high school located in Grand Forks, North Dakota, United States. The school was originally built in 1967 for grades 10-12, and was remodeled in 1995 to accommodate grades 9- 12.^[2] It serves approximately 1,137 students and is one of two high schools in the Grand Forks Public Schools system. The athletic teams are known as the Roughriders.

The Red River in the school's name refers to the Red River of the North which flows on the east side of the city. The name Roughriders is a reference to former President Theodore Roosevelt, who spent a portion of his life in what would become western North Dakota.

Red River High School is home to the Summer Performing Arts Company, a summer educational theatre program for grades K-12.

RRHS offers classes in a range of academic fields. Dual credit and Advanced Placement classes are available in several areas of study.

The athletic teams at RRHS are known as the Roughriders.

• Donald Barcome Jr. (b. 1958), former American Olympic curler^[18]
• Tom Brosseau (b. 1976), American musical storyteller and guitarist^[19]
• Jon Godfread (b. 1981/1982), American politician and the World's Tallest Politician
• Joel Harlow (b. 1968), American make-up artist^[20]
• Arshad Hasan (b. 1980), former executive director of ProgressNow and Democracy for America
• Virgil Hill (b. 1964), former American professional boxer^[21]
• Nicole Linkletter (b. 1985), American fashion model and the winner of Cycle 5 of America's Next Top Model
• Edward O'Keefe, current CEO of the Theodore Roosevelt Presidential Library Foundation
• Grant Potulny (b. 1980), former American professional ice hockey player^[22]
• Jon Lizotte (b. 1994), American professional ice hockey player^[23]
• Ryan Potulny (b. 1984), former American professional ice hockey player^[24]
• Andy Schneider (b. 1981), former American professional ice hockey player^[25]
• Greg Brockman (b. 1987), co-founder and president of OpenAI