Red Robin has several vegan options. You can substitute a vegan Boca Burger on any of their burgers and sandwiches.

The Red Rice Bowl can be made vegan.

The black beans, rice, steamed veggies and steak fries (might be made in fryer with non-vegan items) are vegan.

The Sesame Seed and Whole Grain Buns are vegan in Washington (might differ in other states).