Your father's first cousin is your son's first cousin twice removed.
Your father's second cousin is your son's second cousin, twice removed.
And so forth...
second-cousin
Your father's first cousin's son is your second cousin. Your father's second cousin's son is your third cousin. If your are asking about your fathers cousins who are in a removed cousin relationship to your father, their relationship to you be more complex, with two different possibilities in each case.
Well, your cousin's brother is also your cousin, and a cousin's son is also your cousin.
Your father's first cousin's son is your second cousin. Your father's second cousin's son is your third cousin. If your are asking about your fathers cousins who are in a removed cousin relationship to your father, their relationship to you be more complex, with two different possibilities in each case.
Your mother's cousin's son is your second cousin.
He is your cousin
He would be your first cousin once removed; also, he would be the second cousin of your son.
The son of your mother's third cousin is your fourth cousin.
It's your second cousin (:
your 2nd cousin, or maybe your 2nd cousin once removed.
cousin
cousin!