Elementary School No. 52 was named after Betty Cody Rennell, who spent 28 of her 34 years in education working in CFISD prior to her retirement in December 2006.

Rennell began her career in Alachua County, Fla., teaching kindergarten at High Springs Elementary School. She came to CFISD as a substitute teacher in 1978 prior to serving at Millsap Elementary School for seven years as a teacher and assistant principal. She was then named principal at Moore Elementary School and served eight years before serving as principal at Bang Elementary School for two years. She then moved on to the district administrative level, working as assistant director for personnel management/employee relations and as assistant superintendent for human resources, a position she held at the time of her retirement.

Rennell was a member of the Texas Association of School Administrators (TASA) and the Texas Association of School Personnel Administration (TASPA).

Rennell and her husband, Larry, have two children, Bryant and Stephanie; both Cypress Creek High School graduates.