Escondido, CA
Mostly cloudy
Mostly cloudy

David Thuleen, 57

David Thuleen of Escondido, beloved son, brother, friend and teacher, passed away on September 9, 2019 at the age of 57, due to complications from metastatic salivary gland cancer.  

Mr. Thuleen was a Physics teacher at Fallbrook Union High School from 1989 until his retirement in 2016. Prior to teaching, he had worked in the fields of science, programming and astronomy.  Outside of teaching, he was an integral part of his father’s wine-making and many other local events and communities. 

His family members, friends, and students all admired Dave Thuleen’s brilliant wit and intelligence, as well as his compassion and kind-heartedness.  He is survived by his parents, Ron and Kathy Thuleen of Valley Center, his brother Rob, his sister Nancy, and a large extended circle of family and close friends.  Donations to any charitable foundation are requested. 

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