If you have any questions, or comments, about this web site please contact our web master . Lineal ascent is from the self in a straight line to parent or grandparent.
Cousins share a common grandparent.
The degree of cousinship depends upon how the grandparent is shared. Siblings share a parent 3. First Cousins share a grandparent 4. Second Cousins share a great-grandparent 5. If your first cousin has a child, the child becomes your first cousin once removed.