| A | B |
| Jean Louise "Scout" | narrator of story, younger sister of Jem, a tomboy |
| Jem | older brother of Scout, brave, son of Atticus, loves football |
| Dill | visits Jem and Scout from Meridian every summer, clever |
| Atticus | Lawyer, manners and rules are important to him, gives good advice to children, known as "ol' one shot" |
| Calpurnia | cook for the Finch family, dedicated to the family |
| Arthur "Boo" Radley | mysterious neighbor, protective of children |
| Nathan Radley, Jr | Boo's brother, cemented the hole in the tree |
| Mrs. Dubose | old, mean neighbor of Finches, morphine addict, made Jem read to her |
| Uncle Jack | younger brother of Atticus, taught the children to shoot, gives Scout a spanking |
| Aunt Alexandra | opinionated sister of Atticus, disapproves of how Scout is raised |
| Miss Maudie | neighbor of Finches, kind to children, house catches on fire, positive outlook, loves her garden |
| Miss Caroline Fisher | young teacher of Scout, doesn't understand the ways of Maycomb |
| Francis | cousin of Jem and Scout, instigator, gets in a fight with Scout |
| Burris Ewell | boy in Scout's class, very poor but proud |
| Heck Tate | town sheriff, tells Atticus to shoot the dog |
| Stephanie Crawford | gossipy neighbor of the Finches |
| Tom Robinson | innocent African-American man accused of rape |
| Reverend Sykes | Reverend at Calpurnia's church, welcomes the children, finds seats for the children in court |
| Mr. Gilmer | the attorney prosecuting Tom Robinson, he is opposite Atticus |
| Judge Taylor | Judge of the Tom Robinson case |
| Link Deas | part of the group that warned Atticus about a lynch mob going to the jail, Tom worked for him |
| Mr. Underwood | owned the newspaper, keeps an eye on Atticus when he is in front of the jail |
| Dolphus Raymond | white man who lives with African-Americans, has children with an African-American woman |
| Walter Cunningham, Sr | very poor, prideful, pays for law services with food, leads the mob to the jail |
| Bob Ewell | drinks, hunts out of season, poor and accepts charity |
| Heck Tate | sheriff of town, warned Atticus about mob going to jail, testifies about Mayella's injuries |