A drum foot pedal apparatus comprising: a support post member (21, 22) that supports a pivot shaft having a beater (2, 3) mounted thereto; a connection member that interconnects the pivot shaft and a foot board; an arm section provided on one end portion of the pivot shaft; a coil spring mounted to the arm section for imparting resilient self-returning force to the foot board; and a tension adjustment mechanism provided between the coil spring and the support post member (21, 22) for adjusting tension of the coil spring, the tension adjustment mechanism including a connection position adjustment section (70, 90) that is supported by the support post member (21, 22) and connected with a lower end of the coil spring above a support position where the connection position adjustment section (70, 90) is supported by the support post member (21, 22), and that is constructed to permit adjustment of a connection position between the connection position adjustment section and the lower end of the coil spring at a position above the support position, wherein the tension adjustment mechanism includes a rod member supported at the one end by the support post member (21, 22), and the connection position adjustment section (70, 90) is movable and selectively positionable along the rod member, characterized in that the connection position adjustment section (70, 90) includes: a connection member connected with the lower end of the coil spring and constructed to be movable along the rod member, and a positioning member that positions the connection member at a desired position along a length of the rod member. a support post member (21, 22) that supports a pivot shaft having a beater (2, 3) mounted thereto; a connection member that interconnects the pivot shaft and a foot board; an arm section provided on one end portion of the pivot shaft; a coil spring mounted to the arm section for imparting resilient self-returning force to the foot board; and a tension adjustment mechanism provided between the coil spring and the support post member (21, 22) for adjusting tension of the coil spring, the tension adjustment mechanism including a connection position adjustment section (70, 90) that is supported by the support post member (21, 22) and connected with a lower end of the coil spring above a support position where the connection position adjustment section (70, 90) is supported by the support post member (21, 22), and that is constructed to permit adjustment of a connection position between the connection position adjustment section and the lower end of the coil spring at a position above the support position, wherein the tension adjustment mechanism includes a rod member supported at the one end by the support post member (21, 22), and the connection position adjustment section (70, 90) is movable and selectively positionable along the rod member, characterized in that the connection position adjustment section (70, 90) includes: a connection member connected with the lower end of the coil spring and constructed to be movable along the rod member, and a positioning member that positions the connection member at a desired position along a length of the rod member. a connection member connected with the lower end of the coil spring and constructed to be movable along the rod member, and a positioning member that positions the connection member at a desired position along a length of the rod member.