- Father: Iser Lejzor KNECHT
- Mother: Raizel (Rose) RADZYNER
- Birth: 12 JUL 1926, Nowy Dwór Mazowiecki, Poland
- Hair Colour: Black
- Eye Colour: Brown
- Jewish Name: Yehoshua (Shi'e) Mortechai
- Cemetery: Mount Sinia - Workmans Circle section (Wilson Avenue)
- Yerzite: 2nd of Av
- Immigration: 16 FEB 1951, Arrivied in Canada
- Death: 13 FEB 2002, Toronto, Ontario, Canada
Cause: Heart Failure
- Burial: 15 FEB 2002, Mount Sinia - Toronto, Ontario
- Father: Shoil KNECHT
- Mother: Szajna Malka GUZIK
- Birth: 20 FEB 1923, Nowy Dwór Mazowiecki, Poland
- Jewish Name: 6 Tevet 5703
- Death: 14 DEC 1942, Auschwitz, Poland
- Partnership with: Szajna Malka GUZIK
- Child: Hersh David KNECHT Birth: 06 JAN 1915, Nowy Dwór Mazowiecki, Poland
- Child: Abram Chil KNECHT Birth: 20 OCT 1917, Nowy Dwór Mazowiecki, Poland
- Child: Israel KNECHT Birth: 07 APR 1921, Nowy Dwór Mazowiecki, Poland
- Child: Riven "Rubin" KNECHT Birth: 20 FEB 1923, Nowy Dwór Mazowiecki, Poland
- Child: Mayer KNECHT Birth: 12 JUN 1931, Nowy Dwor Maz., Poland
- Partnership with: Harry (Hersh) ROTHSTEIN
Marriage: 08 FEB 1907, Warsaw, Poland.
- Child: Joseph ROTHSTEIN Birth: ABT 1907, Poland
- Child: David ROTHSTEIN Birth: 20 DEC 1909, Warsaw, Poland
- Child: Sylvia ROTHSTEIN Birth: 25 DEC 1910, Warsaw, Poland
- Child: Henry (Hank) ROTHSTEIN Birth: 14 APR 1911, Warsaw, Poland
- Child: Louis ROTHSTEIN Birth: 18 OCT 1915, Warsau, Poland
- Child: Ida ROTHSTEIN Birth: 18 NOV 1921, New York, N.Y.