To provide a support device of an anchor bolt for a foundation eliminating influences due to deformation of reinforcements or the like, facilitating adjustment of the horizontal position, increasing the bearing force to a column, and improving a connection hardware of the upper side structure connectedly supporting the anchor bolt to obtain a firm connecting support.

The support device is constituted of a lower part structure 3A erecting a columnar member through a horizontal position adjustment part on a foundation ground and an upper part structure 3B connecting an anchor bolt 2 to which a column of a building is fitted through a vertical position adjustment part to the upper end side of the support member 6. A connection hardware 23 provided with a plurality of engaging holes 24, 25 attaching a plurality of anchor bolts 2 to be adjustable the height to the support member 6 is provided in the upper side structure 3B. A connection bolt 26 which comes into pressure contact with the fixing holes 24, 25 by pushingly pressing the anchor bolts is provided to form a support device of the anchor bolts.