It was founded in 1832 after Antoine Robidoux bought out the Reed Trading Post that had been in operation at that site since 1828.
The area was named for members of the Robideau family, either Antoine or Joseph E. Robideau (also spelled Robidoux), who in the 1840s maintained a trading post east of the gap and later one at Scottsbluff.
Antoine de Saint-Exupéry | Antoine Watteau | Antoine de Caunes | Antoine Brumel | Antoine Walker | Antoine Lavoisier | Marc-Antoine Charpentier | Antoine-Louis Barye | Marc Antoine | Louis Antoine de Bougainville | Antoine, Duke of Lorraine | Antoine Bourdelle | Antoine | Jacques Antoine | Antoine Guichenot | Antoine Grumbach | François-Antoine Devaux | Édouard-Louis-Antoine-Charles Juchereau Duchesnay | Charles Antoine Lemaire | Antoine-Vincent Arnault | Antoine Predock | Antoine Louis Rouillé | Antoine Hamilton | Antoine Godeau | Antoine François, comte de Fourcroy | Antoine Claudet | Antoine Albeau | Saint-Antoine-l'Abbaye | Paul-Antoine Léonard de Villefeix | Marc Antoine Auguste Gaudin |