John Adams was the 2nd president. He served from 1797 to 1801.
John Adams was the first Vice President, Veteran, and college grad.

24 star flag in 1826 (Image from Wikipedia)

He died on July 4, 1826, the 50th anniversary of the Declaration of Independence.
Portrait of John Adams (Image from AP)
Abigail Smith Adams, John Adams wife (Image from AP)

John Adams, second president (Image from AP)
Treaty of Paris (Image from Flickr Commons)

In 1783 John Adams joined with John Jay, and Benjamin Franklin to make the Treaty of Paris, which put an end to the American Revolution.

That is the 2nd president, John Adams.