KnowraParent-in-lawParent-in-lawA parent-in-law is the mother or father of a person's spouse, related to that person through marriage.BriefConnectMarriage: A socially or legally recognized union between people. Marriage creates the relationship between a spouse and that spouse’s parents.Mother-in-law: The mother of a person's spouse. She is one of the two specific relationships included by parent-in-law.Forms of address: Words and titles used to address or refer to someone. Families choose whether to use a parent's name, title, or kinship term for an in-law.Stepfamily: A family formed when one or both partners in a couple have children from another relationship. A spouse's parent may also be a stepparent within a stepfamily.Spouse: A person’s husband, wife, or partner within a marriage. A spouse connects someone to the spouse’s mother and father.Father-in-law: The father of a person's spouse. He is the other specific relationship included by parent-in-law.Family systems: Social arrangements that organize family roles, relationships, and obligations. Family systems shape the expected duties and authority of parents-in-law.Same-sex marriage: A marriage between two people of the same sex. The term applies equally to the parents of either spouse in these marriages.Kinship: The social relationships that connect people through descent, marriage, or adoption. Parent-in-law is a form of kinship created through marriage rather than descent.Sibling-in-law: A person's sibling's spouse or spouse's sibling. This is another close family relationship formed through marriage.Show all 20