Polish Family Relationship Terms

Father's father

Dziadek

No everyday split by paternal vs maternal.

Father's mother

Babcia

Mother's father

Dziadek

Mother's mother

Babcia

Father

Ojciec / Tata

Mother

Matka / Mama

Father's older brother

Stryj

Polish is unusual in splitting 'uncle' by side of the family: Stryj is specifically a father's brother.

Father's younger brother

Stryj

Father's sister

Ciotka

Unlike 'uncle,' Polish does NOT split 'aunt' by side of the family: Ciotka covers both.

Mother's older brother

Wuj

A mother's brother: a different word from a father's brother (Stryj).

Mother's younger brother

Wuj

Mother's sister

Ciotka

Father's older brother's wife

Stryjenka

Father's younger brother's wife

Stryjenka

Mother's brother's wife

Wujenka

Father's sister's husband

Wuj

Mother's sister's husband

Wuj

Older brother

Brat

Younger brother

Brat

Older sister

Siostra

Younger sister

Siostra

Father's brother's son

Kuzyn

Modern everyday Polish; older formal Polish has separate compounds for paternal- vs maternal-side cousins too.

Father's brother's daughter

Kuzynka

Father's sister's son

Kuzyn

Father's sister's daughter

Kuzynka

Mother's brother's son

Kuzyn

Mother's brother's daughter

Kuzynka

Mother's sister's son

Kuzyn

Mother's sister's daughter

Kuzynka

Son

Syn

Daughter

Córka

Grandson

Wnuk

Granddaughter

Wnuczka

Son-in-law

Zięć

Daughter-in-law

Synowa

Brother's son

Bratanek

A different word from a sister's son (Siostrzeniec); Polish splits nephews and nieces by side too.

Sister's son

Siostrzeniec

Brother's daughter

Bratanica

Sister's daughter

Siostrzenica

Husband

Mąż

Wife

Żona

Spouse's father

Teść

Spouse's mother

Teściowa

Husband's older brother

Szwagier

Husband's younger brother

Szwagier

Husband's sister

Szwagierka

Wife's brother

Szwagier

Wife's sister

Szwagierka

Brother's wife

Szwagierka

Sister's husband

Szwagier