14. Tiffany Trump, 22 – Donald’s Child With Actress Marla Maples
Very little is known about the middle child in Trump’s 3 marriages. The real estate mogul’s daughter, Tiffany Trump, was the only child of the marriage between Trump and Marla Maples. She has managed to stay out of the spotlight for years, but has been popping up to show her support for her father’s presidential campaign lately.