She was born in Stanford, Texas on April 23, 1920. She was a lover of nature and enjoyed collecting rocks and seashells. Juanita also had a love-bird companion named Rocke for 20 years. She was survived by her son Manuel O. Casanova and her grandchildren Edie Casanova, Evette Contreras, Yvonne Zazueta, Nallely Espina, Juan Manuel Casanova, Claudia Casanova and German Casanova and her great grandchildren Alexandra Contreras, Andres Contreras, Nicole Zazueta, Ethan Zazueta, Jedidiah Espina, Alan Rodriguez, Akxel Casanova and Evony Casanova.