Marie Van Brittan was born in Queens, New York. Information about her parents and early childhood is scarce, but the significance of her growing up in Queens is noteworthy, as it provides context for her later concerns about safety in the neighborhood.

Marie married Albert Brown, an electronics technician. Their partnership was crucial as they worked together to develop and patent their home security system. Albert's technical expertise complemented Marie's insights as a nurse, who was aware of the security issues arising in their neighborhood.

Marie and Albert's collaborative relationship was a significant factor in the development and patenting of the home security system. They likely shared domestic responsibilities and supported each other's professional endeavors, creating a strong foundation for innovation.

Marie Van Brittan Brown passed away on February 2, 1999. Her death marked the end of an impactful life, leaving behind a lasting legacy in the field of home security and a source of inspiration for future innovators.