who signed the declaration of independence?

Answer 1

http://www.ushistory.org/declaration/signers/index.htm

Answer 2

Thomas Jefferson

Answer 3

Yep, Jefferson was one of the signers. But as that site above lists, there were also 55 other signers.

Answer 4

Delaware:
George Read | Caesar Rodney | Thomas McKean |

Pennsylvania:
George Clymer | Benjamin Franklin | Robert Morris | John Morton | Benjamin Rush | George Ross | James Smith | James Wilson | George Taylor |

Massachusetts:
John Adams | Samuel Adams | John Hancock | Robert Treat Paine | Elbridge Gerry

New Hampshire:
Josiah Bartlett | William Whipple | Matthew Thornton |

Rhode Island:
Stephen Hopkins | William Ellery |

New York:
Lewis Morris | Philip Livingston | Francis Lewis | William Floyd | Button Gwinnett | Lyman Hall | George Walton |

Georgia:
Button Gwinnett | Lyman Hall | George Walton |

Virginia:
Richard Henry Lee | Francis Lightfoot Lee | Carter Braxton | Benjamin Harrison | Thomas Jefferson | George Wythe | Thomas Nelson, Jr. |

North Carolina:
William Hooper | John Penn | Joseph Hewes

South Carolina:
Edward Rutledge | Arthur Middleton | Thomas Lynch, Jr. | Thomas Heyward, Jr. |

New Jersey:
Abraham Clark | John Hart | Francis Hopkinson | Richard Stockton | John Witherspoon |

Connecticut:
Samuel Huntington | Roger Sherman | William Williams | Oliver Wolcott |

Maryland:
Charles Carroll | Samuel Chase | Thomas Stone | William Paca |