What is a second cousin once removed?
A second cousin once removed is your second cousin's child, or your parent's second cousin. You share a great-grandparent on one side, and 'once removed' marks a one-generation gap: one of you is three generations below the common ancestor and the other is four.
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FAQs
Who is my second cousin once removed?+
Most often it's your second cousin's child, or the reverse — your parent's second cousin.
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.
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