Third cousins are people who have the same great-great-grandparent. (Incorrect look below for the revision)
AnswerNo offense, but the answer above is incorrect. A third cousin shares the same great grandparent. I have many third cousins whom I am very close with, and they are the children of my mom's first cousin (who are my second cousin).By definition, cousins share a common ancestor. Otherwise they would not be cousins. It is common for people to refer to those that 'marry in' to the family, those that are adopted or are step children as cousins when there is really no common ancestor. Third cousins would share a common Great Great Grandparent. There is no prohibition to marriage for third cousins.
Well if your father and your mom's boyfriend are third cousins then you and your mom's boyfriend are third cousins once removed.
The children of your grandmother's second cousins are your parent's third cousins, and your third cousins, once removed.
It is legal for third cousins to marry in Wisconsin. It is also legal for second cousins to marry. The only set of cousins not allowed is first.
Your third cousins are those relatives who share a great-great-grandparent with you. They are the children of your parents' second cousins and the grand children of your grandparents' first cousins.
The children of your mother's first cousins are your second cousins. The children of your mother's second cousins are your third cousins. The children of your mother's third cousins are your fourth cousins. And so forth.
Your third cousins are the great grandchildren of your great great aunts and great great uncles.
The children of your parent's first cousins are your second cousins. The children of your parent's second cousins are your third cousins.
They would be third cousins.
Third cousins can marry in all states of the United States. Abut half the states forbid marriages of first cousins; none forbid marriages of second cousins.
The children of your mother's first cousins are your second cousins. The children of your mother's second cousins are your third cousins. And so forth.
The children of your mother's first cousins are your second cousins. The children of your mother's second cousins are your third cousins.