Marta Domínguez Azpeleta is a Spanish former runner and politician. She competes mainly in the steeplechase. She has represented Spain four times at the Olympics and has competed at the World Championships on six occasions.

The 3000 metres steeplechase or 3000-meter steeplechase is the most common distance for the steeplechase in track and field. It is an obstacle race over the distance of the 3000 metres, which derives its name from the horse racing steeplechase.