George Washington is called Father of the Country. He was Commander-in-Chief of the Continental Army.
Samuel Adams is called one of the Founding Fathers of the US. He was co-ordinator of the resistance against the British colonists.
Jefferson is one of the most prominent founding fathers responsible for writing the Declaration of Independence.
In addition to being a revolutionary, he was a scientist. He was also a spokesman for the colonies.
During the Revolution, Alexander Hamilton was chief of staff to George Washington.
He is called Father of the Constitution for his role in drafting the document.