In the days after Donald Trump Jr. was seen holding hands with Florida socialite Bettina Anderson, PEOPLE has learned that he and fiancée Kimberly Guilfoyle have broken up. A source says it 'is not a contentious split.

Trump Jr. and the rest of his family reportedly grew weary of Guilfoyle’s ‘tight dresses’ and attention-seeking ways, while Anderson’s ‘Waspy,’ model looks

It was an announcement made amid a swirl of tabloid speculation: Kimberly Guilfoyle, a loyalist of President-elect Donald J. Trump and — more pointedly — the fiancée of his son Donald Jr., had been named as his choice to be ambassador to Greece.