Olsen started dating Sarkozy, who is 17 years her senior, in May 2012.
In March 2014, photos were published of Olsen wearing what appeared to be an engagement ring and it was announced that they had got engaged in February 2014.
They married on 27th November 2015 at a private residence in New York City.
Happy Wedding Anniversary Mary Kate and Oliver!
Tagged in Mary Kate Olsen