Vernon Lindsay Vaughn, named after Vaughn's dad, weighed 8 pounds, 4 ounces and measured 21 inches long. He was born at a hospital outside of Los Angeles.
Vernon is baby brother to big sister Locklyn Kyla, 2. Vaughn, 43, and his wife Kyla, 34, announced that they were expecting their second child in April. The couple married in January 2010.
Vaughn will next be seen in the film Delivery Man, which hits theaters on Nov. 22.