Your cousin's cousin is no relation to you.
A maternal first cousin is a first cousin on your mother's side. A cousin on your father's side is called a paternal first cousin. The words are from the Latin names for mother and father--mater and pater. A maternal first cousin is the child of your mother's brother or sister.
Your mother's first cousin in your first cousin, once removed. Her second cousin is your second cousin, once removed.Your mother's first cousin, once removed could be your first cousin twice removed or your second cousin, depending on the relative positions of your mother and the cousin in their family tree,Your first cousin once removed.
The first cousin of your first cousin could be yourself, your siblings , or you other first cousins on the same side of your family. However, the first cousin of your first cousin could also be unrelated to you!
Assuming both children are on the same side of the family, your child's first cousin is a second cousin to your first cousin's child. Your child is also a second cousin to your first cousin's child. Your child can have first cousins who are not related to your first cousin and thus not related to your first cousin's child.
Yes, Albert Einstein's second wife, Elsa Lowenthal, was his first cousin on his mother's side. Lowenthal also happened to be his second cousin on his father's side
Your first cousin's child is your first cousin once removed. Your children and that child will be second cousins to each other. This poster above is incorrect. If you have the same grandparents as someone on either side, they are your first cousins. Your first cousins once removed would be if your great-grandparents were someone else's grandparents. Your second cousins are if you have the same great grandparents as someone. etc.
The child of your first cousin, once removed, is your first cousin, twice removed, if your first cousin once removed is the child of your first cousin. If your first cousin once removed in the first cousin of one of your parents, the child is your second cousin.
If your first cousin once removed is your parent's first cousin, then your first cousin once removed is your child's first cousin twice removed.If your first cousin once removed is the child of your first cousin, then your first cousin once removed is your child's second cousin.
Your first cousin's grandchild is your first cousin, twice removed. Your second cousin's grandchild is your second cousins, twice removed. Your third cousin's grandchild is your third cousin, twice removed.
The aunt of your first cousin's child is your first cousin's sister, who is also your first cousin.
Your mother's first cousin is YOUR first cousin, once removed. The child of your mother's first cousin is YOUR second cousin.