Mackleberry
Leonard.
Spuckler.
His full name is Gil Gunderson as can be read on the simpsons character list on wikipedia...
Flanders
His full name is Carl Carlson.
James Terris's birth name is James Patrick Wade Terris.
Norma Terris's birth name is Allison, Norma.
His last name is Leonard.
Prince.
Nahasapeemapetilon
Leonard.
Spuckler.
Zzyzwicz
Starbeam
McKenna
Cody Robert is his first name and Simpson his last name :)
His name is Nelson Muntz!