What is a fifth cousin once removed?
A fifth cousin once removed is your fifth cousin's child, or your parent's fifth cousin. You connect through a shared 4× great-grandparent line, and 'once removed' marks the one-generation gap: one of you stands six generations below the common ancestor and the other seven.
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 does 'once removed' mean?+
'Removed' counts the generation gap between two cousins: once removed means a one-generation difference.
Is a fifth cousin once removed the same as a sixth cousin?+
No. A sixth cousin sits in your own generation; a fifth cousin once removed is one generation away from yours.
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.


