Daniel Santos (fighter)

Daniel "Willycat" Santos is a Brazilian professional mixed martial artist currently competing in the Featherweight division of the Ultimate Fighting Championship.

Early life and background

Daniel Santos was born on March 12, 1995, in Uberlândia, Minas Gerais, Brazil. He later relocated to São Paulo, where he trained under the Chute Boxe Diego Lima team. Before turning professional, Santos competed in amateur Muay Thai and MMA bouts.

Professional mixed martial arts career

Early career

Santos began his professional MMA career competing in regional Brazilian promotions, where he quickly built a strong record that led to his signing with the UFC.

Ultimate Fighting Championship

Santos made his UFC debut in 2022. As of October 2025, he holds a professional record of 14 wins and 2 losses.
On October 5, 2025, Santos defeated Joo Sang Yoo by knockout in the second round at UFC 320 in Las Vegas, marking his first KO victory in four years.