Clyde Henry Freeman, 86, of Bowie, Maryland, died on December 8, 2023. Clyde was born in Western Springs, Illinois and was a proud Eagle Scout. He graduated from the University of Illinois with a B.S. in Electrical Engineering. Clyde joined NASA in 1959, working first at the Washington Navy Yard and then the Goddard Space Flight Center where he worked as a computer engineer. Among the many contributions he made during his career at NASA, he assisted in the development of a technique for the determination of attitude of a spin-stabilized spacecraft and for differential correction methods in spacecraft attitude determination. He supported many early satellites, shuttle missions, until the loss of Challenger in 1986, and the International Space Station. He retired in 1993. His many other interests included folk dancing, road rallying, and volunteering as a research subject for scientific studies. He was survived by his wife, a daughter and a son, two brothers, and an extended family of nieces, nephews.