Draft:Graciela Calderón

Graciela Calderón Díaz Barriga (14 July 1931 – 2 January 2022) was a Mexican politician. She was a Mexican botanist and professor, noted as a specialist in neotropical flora.

She graduated in biology from the Instituto Politécnico Nacional in 1957, with the thesis "Vegetation of the San Luis Potosí Valley". She was recognized as a tenured researcher by the Sistema Nacional de Investigadores. She has worked at the Mexican Institute of Renewable Natural Resources, at the Institute of Ecology, A.C. (INECOL), at the Regional Center of the Bajío (in Pátzcuaro, Michoacán), in addition to the National School of Biological Sciences.

She married to Dr. Jerzy Rzedowski Rotter, a botanical researcher and naturalized Mexican.​​