General Longstreet CSA:
Gets severely wounded in 1864, but survives and returns to Lee's side through the rest of the war. He dies in 1904 at age 83.
General Buford USA:
After the first day of fighting, Buford's shattered division was placed in reserve for the duration of the battle. He is wounded that autumn and dies in December.
General Pickett CSA:
Pickett lost his entire division on the third day. He survives the war to great glory, but broods the loss until his dying day in 1875 at age 50.
General Hancock USA:
Survives his wound at Gettysburg. He runs for President of the United States in 1880 on the Democratic ticket, but is defeated by Garfield. He then retires from public life. He dies in February 1886, just 5 days short of his 62nd birthday.
General Armistead CSA:
Mortally wounded at the stone wall on the third day, he dies in a field hospital 2 days later. He was 46.
Colonel Chamberlain USA:
After Gettysburg, he is wounded 6 times, and rises to the rank of Major General. He receives the Congressional Medal Of Honor for his gallant stand at Little Round Top on the second day. He is elected Governor of Maine for 4 terms and later served as President of Bowdoin College. He dies in 1914 at age 83.
General Stuart CSA:
Is mortally wounded at Yellow Tavern on the outskirts of Richmond, Virginia on May 11, 1864, during Grant's drive on Richmond. He dies the next day.
General Meade USA:
He was given command of the Army of the Potomac on June 28, 1863 just 3 days before Gettysburg. Because of his failure to capture Lee and destroy his army to end the war, the following spring President Lincoln appoints General U.S. Grant commander of all the armies. Meade remained commander of the Army of the Potomac, but was under orders from Grant until the end of the war. He dies in 1872 at age 56.
General Lee CSA:
Serves as Confederate commander of the Army of Northern Virginia until the end of the war in April, 1865 when he surrenders to General Grant at Appomattox, Virginia. He dies in 1870 at age 63, a beloved and respected hero of the south.
The more notable names from the battle.