Trump waves as he walks across the South Lawn of the White House to depart by Marine One, in Washington, DC, USA, 16 June 2017.
Anxiety over Trump's "America First" agenda dominated conversation at the World Economic Forum a year ago, though the incoming US administration eschewed sending any official representatives.
The lone attendee from his coterie of advisers a year ago was hedge fund manager Anthony Scaramucci, who later served briefly as Trump's communications director.
Administration spokeswoman Sarah Huckabee Sanders said Trump was eager to attend the meeting of world leaders and business execs.
It is rare for American presidents to attend.
Attorney General Jeff Sessions to rescind marijuana policy
However, it's not clear that the announcement will lead to drastic changes in the way that federal officials in OR handle pot. But since taking office and appointing Sessions as Attorney General, Trump's been silent on the issue of marijuana .
The theme of this year's Davos conference, which will take place January 23-26, is to examine the causes of and solutions for political, economic and social fractures in society.
US President Donald Trump will take part in this year's World Economic Forum later this month in Davos, Switzerland, the White House confirmed Tuesday. Presidents George W. Bush and Barack Obama never made the trip, but sent top aides on their behalf. The last U.S. president to go in person was Bill Clinton.
Last year's WEF was dominated by reaction to Mr Trump's surprise election victory and his campaign.
Founded in 1971 by Klaus Schwab, a German economics professor, the forum has become an annual conference that includes parties, dinners and panel discussions, largely about world social and economic trends.