Short form of Demetria, meaning follower of Demeter.
Detra likely originated as a mid-20th-century American diminutive of Demetria. Demetria itself is the feminine form of Demetrius, derived from the Greek goddess Demeter, who presided over agriculture and the harvest.
Less common today
Detra isn't in the latest US Top 1000. It last peaked at #6,075 in 1992.
US births per 5-year period, 1990βpresent (SSA data).