A door pillar for a supporting frame structure of a vehicle body has an upper section which extends from a vehicle roof as far as a vehicle side edge, and a lower section which extends from the vehicle side edge in the direction of a vehicle floor. In order to improve the door pillar with regard to loading and weight, it has a pillar body which extends at least in the upper section and is made of iron or iron alloy, and a pillar base which is connected fixedly thereto, extends at least in the lower section, and is made of light metal or light metal alloy.