3 sisters new south wales Australia. I grew up inbetween 2 boys. no sisters on the horizon!!! at all. yet life changes. i found myself with a Stepsister Sally and a Halfsister Jake. my brothers had children and if i count the mothers of my nieces and nephews… Gina, Louise,Victoria, Lisa, Cat.my stepbrother's children's mother Jane. my husband's sisters mothers of my nieces and nephews…Tracy and Karen and my brother-in-law's niece and nephew's mother Sarah. that makes us the 12 sisters!!