There were no other injuries, police said.
The victim suffered a single gunshot wound, and Secret Service personnel did not fire any shots, Secret Service spokeswoman Cathy Milhoan said.
National news outlets in America report that the man was in a large crowd when he fired the gun.
The White House was placed on lockdown during the incident.
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Kim also revealed she is already missing her short hair, admitting she is "so indecisive" when it comes to style choices. Asked to name the things she likes the most about her nearest and dearest, Kim replied: "My brother's sense of humour".
A man apparently shot himself beyond the north fence line outside the White House on Saturday, a law enforcement official said.
The Secret Service says a man shot himself outside the White House, and medical personnel are on the scene.
The name of the man has yet to be released to the public as authorities are scouring for his relatives. "Our natural death squad is on the scene".
He tweeted from a White House briefing room that "shots have been fired" near the North Lawn of the President's home.
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On Jan. 20, Turkey launched Operation Olive Branch to clear YPG/PKK and Daesh terrorists from Afrin, northwestern Syria. Bulbul and Rajo town centres were previously liberated.
President Donald Trump is not at the White House as he is at his Mar-a-Lago estate in Florida.
He said he had the information confirmed to him by a US Secret Service Agent at around midday local time.
Disturbances outside the White House are not rare.
It happened in an area between the Lafayette Square park and the White House that is popular among pedestrians who use it as a cut-through or as a place to take pictures or protest.
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The audience of senior officials and lawmakers broke into applause, giving him a standing ovation at one point. Yet, it is increasingly clear that U.S. -Russia relations are entering into a new cooling period.
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