Demetria is a given name, the feminine form of the Greek name Demetrius, which means "follower of Demeter".^[1] Variations of Demetria include Demetri, Dem, Demet, Demetra, Metra, and Demi; the common diminutive form of the name is also used as a nickname for Demetria.

People named Demetria include:

• St. Demetria (died 362), Christian martyr and saint
• Demetria Kalodimos, American anchorperson
• Demi Lovato (born in 1992) is an American actor, singer, and songwriter
• Demetria McKinney, American actress, singer and songwriter
• Demetria Royals, American director, producer, and editor
• Demetria Sance (born in 1977) is an American former indoor volleyball player
• Demetria Taylor (born in 1973) is an American Chicago blues singer and songwriter
• Demetria Washington (born in 1979) is an American former sprinter