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UPDATED: 14 September  2026

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First Name:   Last Name:   ID:  

Family: Kazimierz (Casimir) Stanislaus Mrzywka / Mary Koscielny (F60215)

• Male Kazimierz (Casimir) Stanislaus Mrzywka

  
  

  Birth	14 Jan 1887	Poland
  Death	15 Feb 1949	Rochester, Monroe, New York
  Burial	19 Feb 1949	Irondequoit, Monroe, New York
  Marriage	23 Nov 1915	Buffalo, Erie, New York
  Father	Marcellus Mrzywka | F60213 Group Sheet
  Mother	Rosalia Szczepaniah | F60213 Group Sheet

  
  

  Female Mary Koscielny

  
  

  Birth	2 Jul 1892	Poland
  Death	11 Apr 1966	Rochester, Monroe, New York
  Burial	14 Apr 1966	Irondequoit, Monroe, New York
  Father	Joseph Koscielny | F60216 Group Sheet
  Mother	Anna Tanska | F60216 Group Sheet

  
  

  Male Victor Mrzywka

  
  

  Birth	5 Sep 1916	Rochester, Monroe, New York
  Death	7 Apr 1996	Rochester, Monroe, New York
  Burial	10 Apr 1996	Rochester, Monroe, New York
  Spouse	Mary Brown | F60247
  Marriage	27 Aug 1938	Rochester, Monroe, New York

  
  

  Male Eugene Mrzywka

  
  

  Birth	30 Dec 1917	Rochester, Monroe, New York
  Death	13 Jan 1996	Rochester, Monroe, New York
  Burial	16 Jan 1996	Rochester, Monroe, New York
  Spouse	Florence Staub | F60246
  Marriage

  
  

  Male Floyd Mrzywka

  
  

  Birth	15 Jun 1920	Rochester, Monroe, New York
  Death	28 Apr 2003	Greece, Monroe, New York
  Burial		Rochester, Monroe, New York

  
  

  Male Marcel Mrzywka

  
  

  Birth	16 Aug 1924	New York
  Death	5 Oct 1998	Greece, Monroe, New York
  Burial	7 Oct 1998	Rochester, Monroe, New York
  Spouse	Carmella Mamo | F60249
  Marriage	12 Jun 1948	Rochester, Monroe, New York