Relationship Finder

What is my daughter-in-law's mother to me?

Your daughter-in-law's mother is your co-mother-in-law. She is related to you by marriage, not by blood.

Diagram: how your daughter-in-law's mother is related to youYouChildDaughter-in-lawCo-mother-in-lawthem

you them common ancestors double line: marriage

The parent of your child's spouse. English has no everyday word; Spanish has consuegro/consuegra and Yiddish has machatunim (the in-law parents).

English has no everyday word for your child's spouse's parents. The informal term is co-mother-in-law. Spanish calls her your consuegra, and Yiddish calls the in-law parents machatunim.

She's not your sister-in-law and not related to you by blood.

How we worked it out

Follow the chain one step at a time:

  1. Your daughter-in-law: daughter-in-law
  2. Your daughter-in-law's mother: co-mother-in-law

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    Related questions

    What is my son-in-law's father to me?
    Your co-father-in-law (Spanish: consuegro).
    What will my daughter-in-law's mother be to my grandchildren?
    Their other grandmother.

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