Cook orzo pasta per the package instructions.
If using corn on the cob, grill the corn, cool until able to handle, cut kernels off the cob. If using frozen corn, thaw before adding to the salad.
Peel, slice, and dice peaches.
Dice bell pepper into small bite-sized pieces.
Cut cherry tomatoes in half or in quarters.
Dice feta cheese.
Mix together the dressing ingredients.
Pour mixed dressing over the ingredients and toss.
Transfer to a serving platter and serve immediately or cover and chill in the refrigerator.