Mens Hairstyles For Round Face Shape . A round face is characterized by full cheeks, a rounded jaw and can be nearly equal in width and height. Many hairstyles for men with round face shapes hide, alter, or mask the shape of your face and the roundness of your cheeks and jaw. Hairstyles for Face Shapes Men | The Best Mens Hairstyles ... (Mollie Bennett) MENS HAIRCUTS. » Medium Length Hairstyles. Before we can move on to the actual hairstyles for round faces men, we need to make sure your face is truly round. So are you having trouble finding Hairstyles for Round Faces? This iconic fifties hairstyle is a great hairstyle for men with round faces because it adds sharp angles to your face, which helps to fill it out more. One of the biggest selling points for an undercut is that it'll work with near any face shape, round or not. What is the best stylish but decent hairstyle for a male ...