Prepare pizza dough mix according to directions on the box. Brush dough with olive oil.
In a separate bowl, mix Greek yogurt and packet of Hidden Valley Ranch Seasoning Mix. Spread on pizza dough according to how much sauce you like on your pizza. You can use any leftover sauce for dipping!
Spread parmesan cheese over pizza.
Spread spinach over cheese.
Place tomatoes on pizza. As many or as little as you like, or none at all.
Sprinkle cooked chicken on top of all the other toppings.
Cook according to temperature and time on the pizza dough box, or until browned.
Remove pizza from oven and allow to cool for 5 - 10 minutes.