| A | B |
| Miss Maudie Atkinson | Open-minded woman, Finches' favorite neighbor, loves to garden, her house burns down |
| Jem (Jeremy Atticus) Finch | Scout's older brother |
| Aunt Alexandra | Atticus' snobbish, conservative sister, lives at Finch's Landing |
| Jack Finch | Atticus' fun-loving brother, doctor |
| Tom Robinson | Hard-working black man accused of rape |
| Mayella Ewell | Poor, white girl; accuses Tom of raping her |
| Atticus Finch | Wise, honorable, compassionate lawyer and loving father, Old One-Shot |
| Bob Ewell | Lazy, mean, vengeful man; Mayella's father |
| Scout (Jean Louise) Finch | Feisty, young girl; narrator |
| Heck Tate | Good-hearted sheriff |
| Calpurnia | Finches' strict, educated, black housekeeper |
| Dill (Charles Baker Harris) | Scout's "fiance" who visits in the summer |
| Arthur (Boo) Radley | Neighbor, legendary character in Maycomb |
| John Taylor | Judge at Tom's trial; shrewd, fair man |
| Zeebo | Garbage collector, Calpurnia's son |
| Miss Lula | Black woman, rude to Finch's children at Cal's church |
| Francis | Scout's rude cousin, Alexandra's grandson |
| Walter Cunningham Jr. | Refuses to borrow a quarter, puts syrup on all his food |
| Miss Caroline Fisher | Scout's first grade teacher, forbids Scout to read at home |
| Tim Johnson | (rabid) dog, killed by Atticus |
| Dolphus Raymond | Drinks Coke from a paper bag, lives with a black woman and has mixed children |
| Mrs. Henry Lafayette Dubose | Mean neighbor, old lady, addicted to morphine |
| Helen Robinson | Tom's wife, harrassed by Bob Ewell |
| Reverend Sykes | Minister at the black church |
| Nathan Radley | Neighbor, Boo's brother, shot at the kids |
| Simon Finch | Methodist apothecary who was first known Finch, established Finch's Landing |
| Link Deas | Tom and Helen's employer |
| Miss Rachel Haverford | Neighbor, Dill's aunt |
| Walter Cunningham Sr. | Walter's dad, Atticus helped him with an entailment |
| B. B. Underwood | Newspaper editor |
| Miss Stephanie Crawford | Neighborhood scold, gossips |
| Mrs. Merriweather | Woman in the missionary society, writes the Halloween pageant |
| Mr. Gilmer | Proscecuting attorney |