What is my third cousin's grandson to me?
Your third cousin's grandson is your third cousin twice removed. You and your third cousin share a great-great-grandparent, and their grandson sits two generations further down the same line. The cousin degree comes from the closer line, and the two-generation gap between you is the 'twice removed'.
Loading tool…
The calculator above is preloaded with this relationship. Change either person to work out any other connection, or open the full relationship calculator.
FAQs
What would my third cousin's grandson be to me?+
Your third cousin's grandson would be your third cousin twice removed — the term is fixed by the generations between you, however you phrase the question.
Who am I to my third cousin's grandson?+
You are their third cousin twice removed — cousin relationships read the same from both sides.
Does the calculator store my family details?+
No — it runs entirely in your browser. Nothing you enter is uploaded or saved on our servers.
Start with one relative and see what comes back.
Add what you remember and AncestorIQ searches for the rest. Free to build your tree for as long as you like.
No credit card needed. Your tree stays yours.
