Talk: Black family

House of Black Table of Relationships

Family members	Relation to Orion Black	Orion's relation to...	Relation to Walburga Black	Walburga's relation to...	Relation to Sirius Black III	Sirius's relation to....
Orion Black	self/second cousin-in-law	ditto left	husband/second cousin	wife/second cousin	father/second cousin once removed	son/second cousin once removed
Walburga Black	wife/second cousin	husband/second cousin	self/second cousin-in-law	ditto left	mother/second cousin once removed	son/second cousin once removed
Sirius Black	son/second cousin once removed	father/second cousin once removed	son/second cousin once removed	mother/second cousin once removed	self/double third cousin	ditto left
Regulus Black	ditto above	ditto above	ditto above	ditto above	brother/double third cousin	ditto left
					Note: all following relations are the same for Regulus	ditto left
Alexia Walkin Black	possible paternal great-great-great-great aunt	possible great-great-great-great nephew	possible paternal great-great-great-great aunt	possible great-great-great-great neice	possible double great-great-great-great-great aunt	possible double great-great-great-great-great nephew
Alphard Black	second cousin/brother-in-law	ditto left	brother/second cousin-in-law	sister/second cousin-in-law	paternal second cousin once removed/maternal uncle	nephew/second cousin once removed
Andromeda Tonks (and sisters)	second cousin once removed/neice by marriage	second cousin once removed/paternal uncle by marriage	neice/second cousin-in-law once removed	paternal aunt/second cousin-in-law once removed	paternal third cousin/maternal first cousin	paternal first cousin/paternal third cousin
Arcturus Black I	possible paternal great-great-great-uncle	possible great-great-great-nephew	possible paternal great-great-great-uncle	possible great-great-great-neice	possible double great-great-great-uncle	possible double great-great-great-nephew
Arcturus Black II (also to Phineas Black)	paternal great-great-uncle	great-great-nephew	paternal great-great-uncle	great-great-neice	double great-great-great-uncle	double great-great-great-nephew
Arcturus Black III	father/first cousin-in-law once removed	son/first cousin-in-law once removed	first cousin once removed/father-in-law	first cousin once removed/daughter-in-law	grandfather/first cousin twice removed	grandson/first cousin twice removed
Belvina Burke	paternal great-aunt	great-nephew	paternal great-aunt	great-neice	double great-great-aunt	double great-great-nephew
Belvina's children	first cousin once removed/first cousin-in-law once removed	ditto left	ditto left	ditto left	double first cousin twice removed	ditto left
Callidora Longbottom (and sisters)	first cousin once removed/first cousin-in-law once removed	ditto left	ditto left	ditto left	double first cousin twice removed	ditto left
Callidora's children	second cousin/second cousin-in-law	ditto left	ditto left	ditto left	double second cousin once removed	ditto left
Cedrella Weasley's children	ditto above	ditto above	ditto above	ditto above	ditto above	ditto above
Charis Crouch's children	ditto above	ditto above	ditto above	ditto above	ditto above	ditto above
Cassiopeia Black (also Marius Black and Dorea Potter)	first cousin once removed	ditto left	paternal aunt	niece	paternal first cousin twice removed/maternal great-aunt	first cousin twice removed/great-nephew
Charlus Potter	first cousin-in-law once removed	ditto left	paternal uncle by marriage	niece by marriage	paternal first cousin-in-law twice removed/maternal great-uncle by marriage	first cousin-in-law twice removed/great-nephew by marriage
Charlus's son (possible, but not probable, James Potter)	second cousin	ditto left	first cousin	ditto left	paternal second cousin once removed/maternal first cousin once removed	maternal second cousin once removed/maternal first cousin once removed
James Potter if Charlus's nephew	second cousin by marriage	ditto left	first cousin by marriage	ditto left	paternal second cousin by marriage once removed/maternal first cousin by marriage once removed	maternal second cousin by marriage once removed/maternal first cousin by marriage once removed