Paternity DNA testing is a genetic test that uses DNA analysis to determine whether a man is the biological father of a child, by comparing the child's DNA to the alleged father's DNA.

Maternity DNA testing is a genetic test that uses DNA analysis to determine whether a woman can be a child's biological mother. Maternity is determined by comparing the child's DNA with the DNA profile of the alleged mother. 

A grandparentage DNA test is used to establish a genetic family relationship between a possible grandparent and grandchild or to establish paternity if the child's alleged father is not available for testing.

Avuncular (aunt/uncle) DNA testing may be used if the alleged father is unavailable for testing. The alleged father's brother or sister may be tested with the child to determine if there is a biological relationship.

The use of DNA testing to make the determination of Full siblings, half siblings, or no siblings at all.