CAT-KATZ & TAPU/TZAPU FAMILY

My mother wasCAT Ester/Ernestina/Stella b 1914 Piatra Neamt
she was the daughter of
SMILOVICI or SCHMILOVITCH Malca or Matilda b 1886 Piatra Neamt and
CAT or CATZ or KATZ Iosef/Iosub/Josef /Josub/Hersh b 1880 Piatra Neamt
My mother had the following siblings
Isaac ,Freida/Frida, Mina, Sura, Sandu all born inPiatra Neamt
My mother's mother SMILOVICI or SCHMILOVITCH Malca or Matilda had 1 sister and 1 brother:
Sami,Ghizela/Gisela
My mother's father CAT or CATZ or KATZ Iosef/Iosub/Josef /Josub/Hersh had3 sister and 5 brother
Kopel/Copel ,Avram, Zedel/Zellig, Hascal/Herscu, Laser, Fani/Beti, Ester,Toni

My father TAPU Natan/Nicu born Piatra Neamt had the following siblings:
Carol Cornel Copel sin Hersch Leib ,Paula Peta,Zica,Frida,Roza Zelda
My father ‘s father TAPU Herscu Leiba Simon Hersch Leib had 3 brother or more
Iancu,Smil,Avram,And ???
My father ‘s motherRebeca no siblings
I have no knowledge of their fate. If anyone knows of this family unit please contact me privately. Merci. Liviu (France)