Woman Told It's 'Not Possible' To Identify Baby's Father After Sleeping With Identical Twins Days Apart

By maks in News On 3rd April 2026
advertisement

A court has ruled that it cannot determine who the biological father of a woman’s child is. This comes after she had sex with identical twin brothers within a short period of time.

The case was brought forward by the mother along with one of the twins. They challenged the fact that the other brother had been named as the father on the child’s birth certificate.

The exact age of the baby has not been shared in public records. In the court documents, the child is simply referred to as ‘P’ to protect their identity.

The mother and the twin who filed the case both want to be officially recognized as the child’s parents. However, the other brother is currently listed on the birth certificate, which led them to ask for his name to be removed.

The Court of Appeal in London, UK, reviewed the request but decided against it. A panel of judges stated that it is “not possible” at this stage to confirm which brother is the child’s biological father.

A woman gave birth to a baby after sleeping with twin brothers just days apart Getty Stock
advertisement

The court heard that DNA testing could not tell the two brothers apart in this case, which made it impossible to confirm paternity using standard methods, according to Sky News. However, experts suggested that future advances in science may make this possible.

Judge Madeleine Reardon explained that both brothers had sex with the woman ‘within four days of each other in the month when P was conceived’. Because of this timing, it was considered equally likely that either brother could be the father.

Although one of the twins is currently named on the birth certificate, the court ruled that he does not have parental responsibility for now. This position may change later, depending on further legal arguments and developments.

The mother went to court to ask for the first twin to be taken off her child's birth certificate Getty Stock

In the judgment issued earlier this month, Sir Andrew McFarlane said: "Currently, the truth of P's paternity is that their father is one or other of these two identical twins, but it is not possible to say which."

"It is possible, indeed likely, that by the time P reaches maturity, it may be possible for science to identify one father and exclude the other twin, but, for the coming time, that cannot be done without very significant cost, and so her 'truth' is binary and not a single man."

He also explained that since there is no clear answer at present, neither of the twins can be fully recognized as the father. This means the first twin is ‘not entitled’ to be listed as the father, but the second twin cannot be confirmed either.

advertisement

While the family hopes that more advanced DNA testing could one day provide a clear answer, cases like this show how complex genetic testing can become in certain situations.

In other cases, DNA tests have also led to unexpected and life-changing discoveries. For example, one woman who received a DNA test as a gift later found out that the man she believed was her father was not biologically related to her. She then learned that her biological father had been a sperm donor and that she had 10 half-siblings.