Eric Trump and wife Lara welcome baby son
US President Donald J. Trump (C) leaves the Oval Office with two of his grandchildren, Joseph Kushner (R) and Arabella Kushner to board Marine One in March. (AAP)
US President Donald Trump has become a grandfather for the ninth time.
Eric Trump, the president's son, and Eric's wife Lara welcomed their son Eric "Luke" Trump on Tuesday.
The Trump Organization announced the birth on Twitter.
The 71-year-old US president is the father of five children from three marriages.
His daughter Ivanka has three children and Donald Trump Jr has five children.
Eric Trump, along with his brother Don Jr., were forceful advocates for their father on the campaign trail and have remained in New York to run the family business.
Lara Trump was also a frequent campaign presence and has been working on the president's re-election efforts.
Share a tip-off, video or photo with us