Graciela Casillas, born in 1957, is a renowned American former boxer and kickboxer who left a lasting impact on women's combat sports. Her illustrious career saw her become the first fighter to hold world titles in both boxing and kickboxing simultaneously, solidifying her status as a pioneer in the field. Casillas' remarkable achievements include clinching the World Women's Boxing Association's and the World Kickboxing Association's bantamweight championships. Notably, she retired undefeated in 1986 with an impressive record of 31–0, 18 KOs. Casillas, a true trailblazer, was inducted into the International Women's Boxing Hall of Fame in 2020, further cementing her legacy in the sport.Hailing from Oxnard, California, Casillas honed her skills in martial arts from a young age, delving into disciplines such as taekwondo, Hwa Rang Do, and American Kenpo karate. Following her retirement from competitive sports, she delved into martial arts instruction and counseling, shaping the next generation of martial artists and students at Oxnard College. Casillas has also devoted herself to the development of her own martial art, Shen Chun Do, and earned accolades such as Black Belt Magazine's "Woman of the Year" and induction into the Martial Arts Hall of Fame. Her multifaceted contributions extend to the design of the Boxing Skirt and the creation of the Ladyhawk knife

Graciela Rivera (17 April 1921 – 17 July 2011) was a pioneering Puerto Rican soprano known for her remarkable achievements in the world of opera. Born in Ponce, Puerto Rico, she exhibited musical talent from a young age and pursued her passion for singing, later enrolling at the Juilliard School of Music in New York City. Rivera's career flourished as she made her operatic debut in 1945 and eventually secured a lead role at the prestigious Metropolitan Opera in New York, becoming the first Puerto Rican to do so. Her exceptional performances received widespread acclaim, earning her numerous accolades and recognition, including being honored as the "Citizen of the Year" by the City of New York in 1953. Rivera's legacy extends beyond her vocal prowess, as she also contributed to academia, teaching music and languages at various institutions. She left an indelible mark on her homeland, with a park dedicated to her memory in Ponce, Puerto Rico. Graciela Rivera's enduring impact on the world of opera and her cultural significance in Puerto Rico continue to be celebrated.

Graciela Gutiérrez Marx (4 April 1945 – 30 January 2022) was a renowned Argentine artist celebrated for her expertise in mail art. Born in La Plata, Buenos Aires, Argentina, she earned a bachelor's degree in education and sculpture from the Universidad Nacional de La Plata in 1967 and later obtained her master's degree in aesthetics and art theory. Graciela Gutiérrez Marx was deeply influenced by various artistic movements and philosophers, including Manuel Lopez Blanco and Aurelio Macchi, which greatly shaped her artistic approach.Throughout her career, Marx actively participated in mail art exhibits and collaborative projects, promoting collective art and innovative forms of poetry. She was a key figure in the Asociación Latinoericana y del Caribe de Artistas-correo, and she released a book titled "Artecorreo: artistas invisibles en la red postal" in 2010, shedding light on her extensive career and the world of mail art.Tragically, Graciela Gutiérrez Marx passed away on 30 January 2022 at the age of 79, leaving behind a significant artistic legacy. Her works have been featured in prominent collections such as the Migros Museum für Gegenwartskunst and Museo de Arte Contemporáneo Latinoamericano, solidifying her impact on the art world.