Sirius Potter

 Close Relatives 

Father: Harry Potter

Mother: Ginevra Potter

Brother(s): James Potter II and Albert Potter

Sister(s): Lily Potter II

 Distant Relatives 

Grandfather(s):

Grandmother(s):

Uncle(s): William Weasley, Charles Weasley, Percy Weasley, Fred Weasley, George Weasley, and Ronald Weasley

Aunt(s): Hannah Weasley

Cousin(s): Beatrice Weasley, Rosaline Weasley, and Hugo Weasley