Mr. Edward Rochester is the wealthy and eccentric master of Thornfield Hall. He is Jane's employer and becomes her romantic interest. Despite his dark secrets and attempt to control Jane, he ultimately respects and loves her as his equal.

Mrs. Reed is Jane's aunt and reluctant guardian who resents Jane and encourages her children to treat her poorly. She eventually sends Jane to Lowood School after Jane retaliates against her son's abuse.

Georgiana Reed is Jane's cousin, known for her beauty and spoiled nature. While she treats Jane cruelly in their childhood, she later confides in her as an adult.

Eliza Reed is Jane's cousin, noted for her less attractive appearance compared to her sister and her prudish, self-righteous religious attitude.

John Reed is Jane's cousin, who bullies and beats her during childhood. His life takes a darker path following Jane's departure from Gateshead.

Mr. Brocklehurst is the cruel headmaster of Lowood School, who espouses self-denial for the students while living in luxury. His actions lead to suffering at the school, until his dismissal after a typhus outbreak.

Helen Burns is Jane's closest friend at Lowood, known for her self-denial and forgiveness. She dies of illness in Jane's arms, leaving a lasting impression on Jane.

Maria Temple is a compassionate and kind teacher at Lowood who provides an early role model of strength for Jane.

Miss Alice Fairfax is the housekeeper at Thornfield Hall and unwittingly part of the deception regarding Mr. Rochester's first wife.

Blanche Ingram is a beautiful socialite who seeks to marry Mr. Rochester for his wealth, creating feelings of inadequacy in Jane.

Grace Poole is employed to care for Mr. Rochester's mentally ill first wife and is associated with strange occurrences at Thornfield Hall.

Richard Mason is Bertha's brother, who plays a crucial role in revealing Mr. Rochester's secret.

Bertha is Mr. Rochester's first wife, hidden in Thornfield's attic due to her mental illness, and a symbolic figure in the novel.

St. John Rivers is a clergyman who provides Jane with a home and job when she flees Thornfield, later proposing a utilitarian marriage which Jane refuses.

Diana Rivers is St. John and Mary’s sister, who befriends Jane and advises her against going to India with St. John.

Mary Rivers is Jane's cousin and sister to St. John and Diana, known for her warm nature and intelligence, and joins Jane in sharing their inheritance.