Know who's who in the new US First Family

Eric Trump, 33: Donald Trump's youngest son with Ivana, Eric is set to manage the family's business interests over the next four years with his brother. Arguably the most low-key member of the Trump family, he has been working as the Vice President of the Trump Organisation. He wed Lara Yunaska in 2014 in a ceremony officiated by Jared Kushner. They have no children.