Bathroom fixture support

FIG. 1 is a top, front, and right side perspective view of a bathroom fixture support showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a is a left side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a reduced top, front, and right side perspective view thereof, with the broken-line disclosure of a towel ring being for illustrative purposes only and forming no part of the claimed design;

FIG. 8 is a reduced top, front, and right side perspective view thereof, with the broken-line disclosure of a towel hook being for illustrative purposes only and forming no part of the claimed design;

FIG. 9 is a reduced top, front, and right side perspective view thereof disposed in an alternative position, with the broken-line disclosure of a soap dish being for illustrative purposes only and forming no part of the claimed design; and,

FIG. 10 is a reduced top, front, and right side perspective view thereof disposed in an alternative position, with the broken-line disclosure of another soap dish being for illustrative purposes only and forming no part of the claimed design.