SUSAN BONES:

Daughter of Marie Eleanor Bones (née Stone) and John Bones.

Born in 5th of August of 1980, in London, England.

Sorted into Hufflepuff in 1991, when she was accepted at Hogwarts School of Witchcraft and Wizardry.

Almost all her family was slaughtered by Death Eaters and Voldemort himself, during the 1st and 2nd Wizarding Wars.

In 1995 she joined Dumbledore's Army an organisation taught and led by Harry Potter.

In 1998, Susan started working as a Curse-Breaker junior in Gringotts.

She's in a relation with a Justin Finch-Fletchey, her colleague from Hogwarts and House fellow too.

FREDERICK and RICHARD BONES:

Twins sons of Jane Bianca Bones (née Diggory) and Edgar Bones.

Born in 3rd of January of 1981.

They were both murdered along with their parents in 14th of June of 1981, before the end of the First Wizarding War.