Rey is a given name. Notable people with the name include:

• Domingo Rey d'Harcourt, Spanish military officer
• Rey Bucanero, the ring name of wrestler Arturo García Ortiz
• Rey Galang, Filipino martial artist
• Rey Maualuga, American college football player
• Rey Mysterio Jr., the ring name of wrestler Oscar Gutierrez
• Rey Misterio, the ring name of wrestler Miguel Ángel López Díaz
• Rey Pagtakhan, Canadian parliamentarian
• Rey Quiñones, Puerto Rican baseball player
• Rey Ruiz, Cuban singer
• Rey Sánchez, Puerto Rican baseball player
• Rey Valera, Filipino musician
• Rej Volpato, Italian footballer
• Rey Washam, American drummer
• Jonathan Rey Bornstein, American-Israeli soccer player

Fictional characters named Rey

• Rey (Star Wars), a character in the Star Wars films
• Rey Yan (Chronicles of the Cursed Sword), anime character
• Rey Za Burrel, Gundam anime character
• Rey Curtis, Law & Order detective, played by Benjamin Bratt