George H. W. Bush and George W. Bush were the only father and son to both serve as President of the United States. Although other U.S. presidents were related to each other, George W. Bush was the first child of a president to become president himself.
None of the US presidents have been brothers of each other. John Kennedy's brother Robert might have been elected had he not been killed.
Only two: John Kennedy and George W. Bush.
As of 2017, no two brothers have both served as president.
James Buchanan was the president with the most siblings. The 15th President had six sisters and 4 brothers and is the only president from Pennsylvania.
Theodore Roosevelt was the first US President to ride in an airplane. It was a Wright Brothers flyer.
None
US President Lincoln had four brothers-in-law who were Confederate soldiers. These were all brothers of Lincoln's wife, Mary Todd Lincoln and included a General Helms, killed at Chickmauga.
Theodore Roosevelt was President in 1903.
Theodore Roosevelt was the president at that time.
No. The US president MUST have US citizenship only.
Lyndon Baines Johnson
Teddy Roosevelt was president at that time.
President Obama.