Sunday (October 2) Tristan Milos Trump was born weighing 8 lbs 4 oz. to father, Donald Trump Jr and wife Vanessa Haydon Trump.

Definitely a lucky baby!

Tristan gets his middle name from his paternal great-grandfather, Milos, father to Ivana Trump, baby's grandmother.

Tristan is the second grandchild this year for Donald Trump Senior , 65: His daughter
The couple, married in 2005, are already parents to daughter Kai, 4, and son Donald III, 2.