Which daughter of George Lucas became a mixed martial artist?

The daughter of George Lucas who became a mixed martial artist was Amanda Lucas.

Born in 1981, Amanda was adopted by George Lucas and film editor Marcia Lucas. She later pursued combat sports, training in Brazilian jiu-jitsu and Muay Thai. Her fighting nickname was “Powerhouse,” and she competed professionally during the late 2000s and early 2010s.

Lucas built a 5–1 professional MMA record and won the DEEP women’s openweight championship in Japan. Among her victories was a 2012 submission win over veteran wrestler and fighter Yumiko Hotta. She eventually withdrew from competition after an injury and to start a family.

Amanda is also connected to her father’s film work. She appeared with her siblings in the Star Wars prequels, including a credited role in Revenge of the Sith. The other options are not the answer: Katie Lucas is George Lucas’s younger daughter, while Sofia Coppola is Francis Ford Coppola’s daughter.