Mother's grandson as regards her daughter is either her (daughter's) son or her (daughter's) nephew.
Tutankhamun was the great-grandson of Thutmose II. Thutmose II was the father of Hatshepsut and the grandfather of Tutankhamun through his daughter, who married Amenhotep III, Tutankhamun's grandfather. Thus, their relationship is that of great-grandfather to great-grandson.
The son of your Uncle's son is your uncle's grandson. Your uncle's grandson is your first cousin, once removed.
Your daughter's son is your grandson and you are his grandparent.
She would be his Great Aunt
3rd cousin I think:-)
Your daughter's daughter's son is your great grandson, and you are his great grandfather or great grandmother.
The relation of the mother;s sister to daughter is niece-aunts.
There is no relation between you and your grandmother's cousin-in-law's grandson.
Your grandson.
Your father's great grandson could be your grandson, or your great nephew.
If your daughter-in-law's grandson is a child from a marriage before she married your son, or after their marriage ended, her grandson is not related to you. If he is a child of the marriage between your son and your daughter-in-law, then he is your great grandson.
Your grandson is your sister's great nephew and she is his great aunt.
You and your uncle's grandson are first cousins once removed.
You grandson is great great nephew to your uncle. You uncle is great great uncle to your grandson
You grandson is great great nephew to your uncle. You uncle is great great uncle to your grandson
Your grand-daughter's brother is your grandson. Their mother would be your child. Her mother-in-law is not related to you, as you do not share a common ancestor.
your grandson.