If you’ve seen the recent photos of Zac Efron at brunch with a hot AF model, you may be wondering: Who is Zac Efron’s girlfriend Vanessa Valldares? Well, let us explain. Efron was photographed at brunch with Valladares (who is the second Vanessa he’s dated after his long-term girlfriend Vanessa Hudgens) on Saturday, September 5, at a beachside cafe in Lennox Head, Australia.