Micrococcaceae, from Ancient Greek μικρός (mikrós), meaning "small", and κόκκος (kókkos), meaning "sphere", includes bacterial genera of Gram positive cocci that inhabit the air and skin, such as Micrococcus luteus.

The family Micrococcaceae comprises the following genera:

The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature and the phylogeny is based on whole-genome sequences.