Lo'tan (Heb. Lotan', לוֹטָן, coverer; Sept. Λωτάν), the first-named of the sons of Seir, the Horite, and a petty prince of Idumaea prior to the supremacy of the Esauites (Ge 36:20,29; 1Ch 1:38). His sons are mentioned as being Hori and Hemam or Honam, and his sister as being named Timna (Ge 36:22; 1Ch 1:39), by which latter he was allied to Esau's oldest son (Ge 36:12). B.C. cir. 1927.