What is my cousin's grandchild to me?
Your first cousin's grandchild is your first cousin twice removed. You and your cousin share grandparents; their grandchild is two generations further down, so the relationship stays 'first cousin' but becomes 'twice removed' to mark the two-generation gap.
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The calculator above is preloaded with this relationship. Change either person to work out any other connection, or open the full relationship calculator.
FAQs
Why 'twice removed' and not 'second cousin'?+
The cousin degree is set by the closer line (first cousins); the two-generation gap makes it twice removed.
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.
