Hygīnus (Higinus, Gell. 1, 14, 1; 1, 21, 2; 5, 8, 1 et saep.), i, m., surname of two Roman authors.
- I. C. Julius Hyginus, author of a collection of fables and of a treatise on astronomy, Suet. Gramm. 20; Gell. 1, 14.
- II. The author of a treatise De limitibus constituendis.