Jackson began working as a White House photographer in early 2009, the year of Barack’s inauguration.
The former US President, 58, and former First Lady, 55, celebrated their 27th wedding anniversary yesterday.
Obama, 55, thanked her “friend” the Duchess for “breaking the mold and making our world better for it”.
From Halsey's feminist message to Janet Jackson's controversial shoot.
Harry and Meghan have a long-standing friendship with the Obamas.