Carlos is a Spanish and Portuguese surname. Notable people with the surname include:

• Bettina Carlos (born 1987), Filipino actress and host
• Bun E. Carlos (born 1950; birth name Brad Carlson), American musician; drummer for Cheap Trick
• Cisco Carlos (born 1940), American baseball player
• Dionardo Carlos (born 1966), Filipino police officer
• John Carlos (born 1945), American track and field athlete
• Keith Carlos (born 1987), American model and former football player
• Roberto Carlos (disambiguation), several people
• Wendy Carlos (born 1939), American composer and musician
• William Careless (Carlos) (c. 1610–1689), English Royalist officer during the English Civil War

• All pages with titles beginning with Carlos
• All pages with titles containing Carlos
• Carlos (disambiguation)
• Carlos (given name)
• Carles (name)
• Carlo (name)
• Carlon