Cristina Calderón (May 24, 1928 - ) was born at Robalo, Puerto Williams on Navarino Island, Chile. Cristina is the last living full-blooded Yaghan person after the death of her sister Úsula in 2003  By 2004, Calderón (often referred to as simply Abuela, Spanish for Grandmother) and her sister-in-law Emelinda Acuña were the only two remaining native speakers of the Yaghan language. After Acuña died at 84 years of age (October 12, 2005), Calderón became the last living full-blooded Yaghan person. With her granddaughter Cristina Zarraga and her sister Ursula Calderon she published a book of Yaghan stories called Hai Kur Mamashu Shis [I Want to Tell You a Story] in 2005.
Cristina Calderón has been officially declared Illustrious Daughter of The Magallanes Region and Chilean Antarctica. She also has been recognized by The National Council of Culture and the Arts (Chile) as a Living Human Treasure in the framework of the Convention for the Safeguard of Immaterial Heritage, adopted by UNESCO in 2003. Likewise, she has been nominated among the fifty women heroines in the celebration of the Bicentennial of Chile.
- Cristian Muñoz Vera. "Cristina Calderón representará a la Región de Magallanes en la elección de la mujer del Bicentenario" (in Spanish). Retrieved 24 May 2011.
- Azúa, Mauricio. «Mujer yagana busca preservar lengua a través de diccionario». La Estrella de Arica. Consultado el 19 de marzo de 2011.
- Jack Hitt (February 29, 2004). "Say No More". The New York Times Magazine. New York: The New York Times. p. 52. ISSN 0028-7822. Retrieved 04/10/2011. Check date values in:
- Jackie Hailey (October 14, 2005). "Extinction on the horizon for indigenous tribe in Chile: Second-To-Last Yagana Woman Dies Of A Heart Attack". The Santiago Times. Santiago. Retrieved 04/10/2011. Check date values in:
- Biobíochile.cl (26 de mayo de 2011). «Última representante del pueblo Yagan cumple 83 años en Puerto Williams». Consultado el 28 de mayo de 2011.
- Cristina Calderón and Japanese man, photo on November 2003 (in Japanese)
- Hai kur mamashu shis Ediciones Kultrún, Validivia, Chile, 2005 (bilingual Spanish/English edition) 80 pages ISBN 956-7291-48-9
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