The ornamental design for a hoop-back dining chair, as shown and described.
FIG. 1 is a right front perspective view of a hoop-back dining chair. The left front perspective view being a mirror image thereof.
FIG. 2 is a front elevational view of a hoop-back dining chair.
FIG. 3 is a rear elevational view of a hoop-back dining chair; and,
FIG. 4 is a side elevational view of a hoop-back dining chair. The view from the opposite side being a mirror image thereof.
The stippled surfaces illustrate contrasting coloration with respect to the non-stippled surfaces. Specifically the surfaces of the members contained within the hoop have a contrasting coloration to the rest of the chair.