King Charles is Meghan's...
father-in-law
Diana was Archie's...
grandmother
Diana would be Princess Kate's...
mother-in-law
Meghan is Prince Harry's...
wife
Princess Kate is George's...
mother
George is Charlotte's...
brother
King Charles III is Harry's...
father
Charlotte is Harry's...
niece
Archie is Prince William's...
nephew
Prince Harry is Louis'...
uncle
Princess Kate is Archie's...
aunt
Archie is Charlotte's...
cousin
Charlotte is King Charles'...
granddaughter
King Charles is Archie's...
grandfather
Charlotte is Louis' ...
sister
Meghan is Princess Kate's...
sister-in-law
George is King Charles'....
grandson
Prince William is Meghan's....
brother-in-law
Queen Camilla is Harry's...
stepmother
King Charles is Queen Camilla's...
husband