Can a paternity DNA test determine which brother is the father?

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paternity test with brothers can it be done

Can a paternity test determine which brother is the father?

Yes. If two brothers are considered to be the biological father of a child. A paternity DNA test can determine which brother is the biological father.

Can a paternity test distinguish between identical twins?

No. Unfortunately an standard paternity will not be able to distinguish which brother is the true biological father. Additional maker testing would be used to possibly be able to find which identical twin is the true biological father.

In Brazil, A Judge order identical twins to pay maintenance which is the same as child support in the U.S.

This was done because a paternity test results came back as inconclusive. Therefore the twins became legally responsible to pay child support and both twins had their names added to the child’s birth certificate. 

We currently are unaware of precedent being set similar to the one in Brazil but it would probably produce a similar outcome if the paternity of the child could not be determined.

Can a paternity test distinguish between fraternal twins?

Yes. Unlike identical twins, Fraternal twin eggs are fertilized by two separate sperm so they their DNA would be unique to each twin. Therefore a DNA paternity test can be used to determine the paternity of a child.

Conclusion:

This post discussed the legal implications of paternity tests for identical and fraternal twins. It explored the potential legal ramifications of identical twins being responsible for child support when a paternity test results are inconclusive.

It also discussed how a paternity test can distinguish between fraternal twins and how it cannot distinguish between identical twins. Finally, it highlighted a case in Brazil where a judge ordered identical twins to pay child support when a paternity test was inconclusive.

If you are in need of paternity testing services contact our office at 866-205-8356 to get started.