great-grandparent-in-law 

The great-grandparent of one's spouse.

My great-grandparent-in-law is a good person.

great-grandparent-in-law by Rwopazaq November 24, 2019

great-grandparent-in-law 

Spouse's great-grandparent.

great-grandparent-in-law.

great-grandparent-in-law by Simaduria July 27, 2024

great-great-grandparent-in-law

The great-great-grandparent of one's spouse.

My great-great-grandparent-in-law is a good person.

great-great-grandparent-in-law by Rwopazaq November 24, 2019

great-great-grandparent-in-law

Spouse's great-great-grandparent.

My great-great-grandparent-in-law is a good person.

great-great-grandparent-in-law by Gerald128 April 7, 2021

step-great-grandparent-in-law 

Spouse's step-great-grandparent.

step-great-grandparent-in-law.

step-great-grandparent-in-law by Simaduria July 27, 2024