Claim: Eric Trump is the third child of a president.

Eric Frederick Trump -LRB- born January 6 , 1984 -RRB- is an American businessman , philanthropist , and former reality TV personality . He is the third child and second son of the President of the United States , Donald Trump , and Ivana Trump . Alongside his older brother Donald Trump Jr. , he serves as a trustee of The Trump Organization . A longtime executive vice president of the firm , Trump and his brother are running the company during their father 's administration . From 2007 to 2016 , he founded and led The Eric Trump Foundation , a charity that raised money for St. Jude Children 's Research Hospital .