April 4, 1985 ~ December 4, 2021 (age 36)


Cassandra Lee “Cassy” Clark, 36, died on Saturday, December 4, 2021 in South Dakota.  She was born on April 4, 1985 in Libby to Jason and Candy Clark.  She attended high school and Nationa American University.

Cassy was a manager of a truck stop in Kadoka, South Dakota. She was a very hard worker and could do anything she put her mind to.  She was a very loving mother, daughter, sister and aunt.  Her passion was her dogs and spending time with her son Xaviar. 

Cassy will be sorely missed.  Rest in peace my beautiful girl. Forever in our hearts.  Mom and Dad.

Survivors include her parents, Jason and Candy Clark, Libby, MT; son Xavier Radlinger, Rapid City, SD; grandparents Wanda R. Sweet, Libby; Tim Siefke, Libby;  a brother Russell Clark; uncles Rodney Siefke, Christopher Siefke; aunt and uncle LeeAnn and Sonny Switzer; and aunts Rayla Siefke Warrner and Tracie Siefke; and many other aunts, uncles and cousins.

A Celebration of Life will be held in the summer of 2022. Arrangements are by Schnackenberg Funeral Home in Libby.  Online condolences and memories may be shared at

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