That depends on your relationship with them, in most cases they would not be considered a close relative as the nearest common ancestor is 5 generations away.
Third cousins can very well become husband and wife. In that respect they would become very close, but they are not concidered closely related from a genetic point of view.
Some people consider a first cousin three times removed to be a close relative; others say this is a distant relative. To a degree it depends on why the question is asked, but also on the cultural and ethnic group you are asking the question in.
No, not techenocly maybe if it was your moms close cousin's daughter but not your moms far cousins daughter.
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.
Play Cousins: a close friend who you have grown up with. They are such good friends that you are close as 'cousins'. -Captian Libeka
The children of your grandmother's second cousins are your parent's third cousins, and your third cousins, once removed.
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.
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.
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.