Don Boeckling, a resident of Cupertino, passed away on June 19, 2020 at the age of 89. Beloved father, husband, grandfather and friend, Don was born in Peru Illinois in 1930. He lived in Peru until moving away to Grinnell College, graduating with degrees in Economics and Business in 1952. While at Grinnell he met and fell in love with Ann Joseph, and they married shortly after their graduation. They enjoyed fifty-two years of marriage until Ann’s death in 2005. Following college, Don enlisted in the Air Force, attended Officer Training School and rose to the rank of 1st Lieutenant. He left the Air Force in 1956 to pursue a career in software development, and worked in the insurance, aerospace and defense, and computer hardware industries. In 1966 Don, Ann and their two children moved to the San Francisco Bay area where he managed software development projects for Control Data Corporation until his retirement in 1987. Don and Ann were world travelers exploring Europe, China, Australia, Africa and the Middle East, and they traveled extensively throughout the U.S. Don was an active member of Foothill Congregational Church, and served in many leadership roles there.