Donald Trump among guests at Louise Linton's wedding

Mr Mnuchin exchanged vows with Ms Linton at the Andrew W Mellon Auditorium in Washington.

Linton was born in the Murrayfield and attended St George’s School for Girls and Fettes College.

Her family owns Melville Castle outside the city.

Mrs Trump wore a pink blush dress and the president was in a tuxedo. V

ice president Mike Pence also attended.

Mr Mnuchin, 54, worked for the Goldman Sachs investment firm for nearly two decades before founding a hedge fund.

He also ran a company that invested in Hollywood movies and was finance chairman of Mr Trump’s presidential campaign.

Edinburgh-born Ms Linton, 36, has appeared in movies including Cabin Fever, and TV shows such as CSI: NY.

Mr Mnuchin also produced movies before joining the government.

It is his third marriage and the second for Ms Linton.