List of Famous people born in Rancho Cucamonga, United States of America

Darren Michael Collison is an American former professional basketball player. He played 10 seasons with five teams in the National Basketball Association (NBA). He earned NBA All-Rookie Team honors in his first season in the NBA with the New Orleans Hornets.

Rufus Cooper III, also known by his stage name Young Noble, is an American rapper who is best known for being part of Tupac Shakur's rap group Outlawz. Noble joined the Outlawz in early 1996, and was also the last member to be added to the group by Tupac himself before the late rapper's death in September 1996.

Nichkhun Buck Horvejkul, better known mononymously as Nichkhun, is a Thai American singer, songwriter, rapper, actor and model who is currently based in South Korea as a member of the South Korean boy band 2PM.