Yes, he did. In fact, his signature was the largest of all, and the most noticeable.
He didn't write it.
John Adams is the main author of the Massachusetts Constitution, which all other 13 colonies based their own Constitution on.
No, John Q. Adams was not a contributor to the writing of the Constitution. James Madison is the man known as the father of the Constitution with good reason.
NO
John Adams
John Adams persuaded King George the 3rd to sign the constitution
John Adams
John Adams :D
he blue printed it and defended it
thomas jefferson
The Constitution.
you spelled sin wrong