Naomi Biden, 28, married her fiancé Peter Neal on Saturday, Nov. 19, at a private 11 a.m. ceremony outside the White House, on the South Lawn. Naomi Biden is President Joe Biden's eldest grandchild. She is the daughter of Hunter Biden and his ex-wife Kathleen Buhle. This is believed to be the first White House wedding to take place on the South Lawn. AS JOE BIDEN'S GRANDDAUGHTER IS MARRIED TODAY, HERE'S A LOOK BACK AT OTHER WHITE HOUSE WEDDINGS Naomi Biden and Peter Neal exchanged "I do's" during a chilly late-morning ceremony — temperatures were in the low 40s — in front of guests seated in white folding chairs, the Associated Press noted. The South Portico of the White House, facing the lawn and the Washington Monument in the distance, was decorated with wreaths and garland bearing white flowers.