Display Screen or Portion Thereof with Icon

FIG. 1 is a front view of a display screen or portion thereof with icon, showing our new design in a first embodiment;

FIG. 2 is an enlarged view of the claimed portion of FIG. 1 ;

FIG. 3 is a front view of a display screen or portion thereof with icon, showing our new design in a second embodiment; and,

FIG. 4 is an enlarged view of the claimed portion of FIG. 3 .

The outer perimeter illustrated by a pair of broken lines in FIGS. 1 and 3 represents a display screen or portion thereof with icon and forms no part of the claimed design. The dot-dash broken lines in the figure illustrate a boundary of the claimed design, and form no part of the claimed design. The solid black shading represents contrast in appearance.