Mr. Krabs' sister

Mr. Krabs' sister is the sister of Eugene H. Krabs, the paternal aunt of Pearl Krabs, and the mother of her brother's nephews.

Spouse

 * Unnamed Husband

Siblings

 * Eugene H. Krabs (brother)

Children

 * 3 unnamed sons

Parents

 * Victor Krabs (father)
 * Besty Krabs (mother)

Grandparents

 * Grandpa Redbeard (paternal grandfather)
 * Unnamed paternal grandmother

Aunts

 * Sally (great-aunt)

Uncles

 * Alan Quaterkrab

Nieces

 * Pearl Krabs

Ancestors

 * King Krabs
 * Princess Pearl
 * William Krabs
 * Prehistoric Krabs
 * Unnamed great-grandfather
 * Unnamed great-great-grandfather
 * Several ancestors from different eras