Guadalupe Montemayor of Dawson County, TX was born circa January 28, 1940 in Kyle, Hays County to Refugio Castillo and Hilaria Perez. She married Samuel Montemayor on October 12, 1966 in Dawson County, TX and they later separated on July 5, 1983. She also married Samuel Montemayor, and they had children Sonny Montemayor, Diane Monemayor Rodriguez, Ofelia Montemayor, Rene Montemayor, and Lupe Montemayor. Guadalupe Montemayor died at age 83 years old in March 2023.