56 delegates to the Continental Congress signed the engrossed Declaration of Independence. Most of the signers voted in favor of independence on July 2nd. Some delegates who voted for independence did not sign the Declaration, and some signers were not delegates to Congress at the time of the vote.
The 56 Signers of the Declaration of Independence are (in alphabetical order):
John Adams (MA), Samuel Adams (MA), Josiah Bartlett (NH), Carter Braxton (VA), Charles Carroll of Carrollton (MD), Samuel Chase (MD), Abraham Clark (NJ), George Clymer (PA), William Ellery (RI), William Floyd (NY), Benjamin Franklin (PA), Elbridge Gerry (MA), Button Gwinnett (GA), Lyman Hall (GA), John Hancock (MA, President), Benjamin Harrison (VA), John Hart (NJ), Joseph Hewes (NC), Thomas Heyward, Jr. (SC), William Hooper (NC), Stephen Hopkins (RI), Francis Hopkinson (NJ), Samuel Huntington (CT), Thomas Jefferson (VA), Francis Lightfoot Lee (VA), Richard Henry Lee (VA), Francis Lewis (NY), Philip Livingston (NY), Thomas Lynch, Jr. (SC), Thomas McKean (DE), Arthur Middleton (SC), Lewis Morris (NY), Robert Morris (PA), John Morton (PA), Thomas Nelson, Jr. (VA), William Paca (MD), Robert Treat Paine (MA), John Penn (NC), George Read (DE), Caesar Rodney (DE), George Ross (PA), Benjamin Rush (PA), Edward Rutledge (SC), Roger Sherman (CT), James Smith (PA), Richard Stockton (NJ), Thomas Stone (MD), George Taylor (PA), Matthew Thornton (NH), George Walton (GA), William Whipple (NH), William Williams (CT), James Wilson (PA), John Witherspoon (NJ), Oliver Wolcott (CT), George Wythe (VA)