Also known as:born outside wedlock · birth out of wedlock · illegitimate child · nonmarital child · extramarital birth
Written by attorneys · grounded in primary & secondary sources — see below
A child whose parents were not married to each other at the time of the child's birth.
Sources & Authorities
How it applies
Common Examples
6
Custody After Mother's Death
Brendan Burns lived with his partner and their son for six years and served as the child's primary daytime caregiver. After the mother died in a car accident the state agency placed the boy in foster care without any hearing. Brendan sued claiming a protected liberty interest in his relationship with the child.
Class Gift From Genetic Parent
Beatrice Brown executed a will leaving the residue of her estate in trust for her daughter Lena for life with remainder to Lena's children. Lena had raised her son born out of wedlock as a single parent before later marrying. The trustee distributed a share to that son under the class gift.
Select any source to read its text and confirm it supports the definition.
Cases
Uniform Acts
Restatements
Casebooks
Study Supplements
Brian Bailey died without a will survived by his adult son born out of wedlock. The son offered DNA evidence proving paternity but no court order or acknowledgment had been filed during Brian's lifetime. The probate court denied the son's claim under the state statute.
Citizenship Transmission By Father
Blake Butler a U.S. citizen fathered a child born out of wedlock in another country. He provided financial support until the child turned eighteen and formally acknowledged paternity before that birthday. The child obtained U.S. citizenship at birth under the applicable statute.
Tuan Ahn Nguyen v. Immigration and Naturalization Service533 U.S. 53, 74 (2001)
Gender-Based Citizenship Rule
Brenda Booth a U.S. citizen gave birth to a child born out of wedlock abroad. The child acquired citizenship because the mother had resided in the United States for the required period before the birth. No additional acknowledgment or support obligation applied.
Sessions v. Morales-Santana582 U.S. 47 (2017)
Surrogacy And Parentage
Bharat Bhatia and his wife entered a surrogacy agreement that produced a child. After birth the surrogate relinquished her rights and the intended parents obtained a judgment establishing their parentage. The child was treated as born to the married couple rather than out of wedlock.
Johnson v. Calvert851 P.2d 776, cert. denied, 510 U.S. 874, and cert. dismissed sub nom. Baby Boy J. v. Johnson, 510 U.S. 938 (1993)
Common questions
Frequently Asked
4
Does a nonmarital child automatically inherit from the father under state intestacy law?+
A state may condition a nonmarital child's intestate inheritance on establishment of paternity during the father's lifetime. The requirement is substantially related to the important interest in orderly and fraud-free estate administration.
Supporting sources
When does an unmarried father receive constitutional protection for his relationship with a nonmarital child?+
An unmarried father who has formed a family unit and assumed day-to-day caregiving responsibilities holds a protected liberty interest. The state cannot remove the child upon the mother's death without notice and an opportunity to be heard.
Supporting sources
How are nonmarital children treated in class gifts created by a genetic parent?+
Unless the will or surrounding circumstances show a contrary intent a nonmarital child is included in a class gift to the genetic parent's children. The genetic parent's functioning as a parent before majority satisfies the default rule of inclusion.
Supporting sources
What proof requirements apply to a nonmarital child's claim for U.S. citizenship through a citizen father?+
The father must agree to provide financial support until the child reaches eighteen and must acknowledge paternity by one of three statutory methods before that age. No parallel requirements apply when the mother is the citizen parent.
Supporting sources
533 U.S. 53, 74 (2001)Constitutional Law
…apply to a childborn abroad and out of wedlock to an American mother and a non-American father. §1409(c). Petitioner Nguyen was born out of wedlock in Vietnam to a Vietnamese mother and an American father. He was admitted to the United States as a lawful permanent resident when he was six. At age 22 he was convicted of two felonies and…