Jurgis's fiancée and later wife, she emigrates to America in the hopes of a better life. Her struggles in the meatpacking district highlight the perils women face in such conditions.

Ona's cousin and contrasting in temperament, she is determined and straightforward, initially finding work painting cans. Her path is marked by hardship and a fight for survival.

Ona's stepmother, a resilient woman dedicated to maintaining their Lithuanian customs. She plays a stabilizing role in the family’s life in America.

Jurgis's elderly father, optimistic about the American dream but struggles to find work due to his age. His experiences underscore the difficulties facing older immigrants.

Elzbieta's brother who encourages the move to America, hoping for prosperity. His mysterious disappearance remains an unresolved subplot.

Jurgis and Ona’s only child, his presence and well-being are central to Jurgis’s motivation and hope.

A former electrical engineer turned criminal, Jack introduces Jurgis to the underworld. His character serves as a foil to Jurgis's initial aspirations.

A wealthy scion who demonstrates the vast divide between the rich and the working class. His actions are marked by a carefree attitude towards money.

Include Stanislovas and his siblings, who face the pressures of child labor and poverty. Their experiences reflect the harsh realities facing immigrant families.

Include Mike Scully, Judge Pat Callahan, “Buck” Halloran, “Bush” Harper, and Phil Connor—each representing different facets of the corrupt political and economic systems in Packingtown.

Minor characters like Aniele Jukniene, Grandmother Majauszkiene, Jokubas Szedvilas, Tamoszius Kuszleika, and others, providing context and community to the Rudkus family.

Including Ostrinski, Tommy Hinds, Nicholas Schliemann, and Lucas, these characters introduce Jurgis to socialism and its ideas, influencing his outlook on life and society.