The second-oldest sister, Masha is introspective and musically talented, expressing dissatisfaction with her life and marriage which leads her to seek solace in temporary escapes.

The youngest Prozorov sister, Irina is hopeful and eager to find love and meaning, often viewing work as a potential source of fulfillment despite experiencing frustration in her pursuits.

The brother of the Prozorov sisters, Andrey is studious and initially holds academic ambitions, but becomes overwhelmed by personal and financial challenges.

Masha's husband, Kulygin is a cheerful and optimistic teacher who maintains a positive view of his marriage despite underlying tensions.

Originally shy and awkward, Natasha marries into the Prozorov family and undergoes a significant transformation as she asserts herself more forcefully within the household.

An officer newly arrived in town, Vershinin often engages in philosophical discussions and forms personal connections with the Prozorov family.

A lieutenant and suitor to Irina, Tusenbach desires to abandon his military career for work he believes will be more meaningful, driven by a romantic idealism.

An army captain with a troublesome social demeanor, Solyony is often inappropriate in his interactions and harbors unreciprocated feelings for Irina.

An army doctor who sees himself as part of the Prozorov family, Chebutykin often reflects on his past career and relationships with a sense of detachment.