Mazaceae is a family of plants in the order Lamiales.

The family was described by James L. Reveal in 2011.

[2] Genera in this family were most recently previously included in Phrymaceae and in older classifications were placed in Scrophulariaceae.

Plants of the World Online includes four genera:[1] Germplasm Resources Information Network includes only Lancea and Mazus.

[3] The Angiosperm Phylogeny Website includes Dodartia, Lancea, and Mazus.