Sylvia I Koski

1913 - 1997  (84 years)    Has one ancestor but no descendants in this family tree.

 Set As Default Person    

• Name	Sylvia I Koski
  Gender	Female
  Birth	6 Jan 1913	Minnesota
  Death	18 Oct 1997	Finlayson, Pine, Minnesota, United States
  Siblings	1 sister
  1. June Matilda Koski           b. 3 Mar 1911, Pine, Minnesota, USA           d. 20 Dec 2007  (Age 96 years)   2. Sylvia I Koski           b. 6 Jan 1913, Minnesota           d. 18 Oct 1997, Finlayson, Pine, Minnesota, United States  (Age 84 years)
  Half-siblings	2 half brothers and 2 half sisters (family of Jacob Koski and Sanna Maria Kankaanpaa)
  1. John Jacob Koski           b. 30 Apr 1904, Pennsylvania           d. 27 Sep 1990, Finlayson, Pine, Minnesota, United States  (Age 86 years)   2. Arthur G Koski           b. 30 Jul 1907, Sandstone, Pine County, Minnesota, USA           d. 3 Jul 1978, Moose Lake, Carlton County, Minnesota, USA  (Age 70 years)   3. Elsie Mary Koski           b. 19 Feb 1909, Sandstone, Minnesota, USA           d. 29 Mar 1994, Mesa, Maricopa, Arizona, USA  (Age 85 years)   4. Esther Agnes Koski           b. 9 Dec 1918, Finlayson, Pine, Minnesota, United States           d. 4 Nov 2010, Sandstone, Pine, Minnesota, USA  (Age 91 years)
  Person ID	I4426	Coon White Family Tree

  
  

  Mother	Sanna Maria Kankaanpaa           b. 17 Jun 1881, Kauhava, Lansi-Suomen Laani, Finland           d. 19 Feb 1951, Finlayson, Pine, Minnesota, United States (Age 69 years)
  Relationship	natural
  Family ID	F1392	Group Sheet  |  Family Chart

  
  

• Event Map		Birth - 6 Jan 1913 - Minnesota Death - 18 Oct 1997 - Finlayson, Pine, Minnesota, United States
  Pin Legend	: Address       : Location       : City/Town       : County/Shire       : State/Province       : Country       : Not Set

  
  

• Reference

  "Sylvia I Koski". Coon White Family History. https://cw.ourfamilyroots.org/getperson.php?personID=I4426&tree=cw (accessed April 17, 2026).