Gluconacetobacter is a genus in the phylum Pseudomonadota (Bacteria). In 2012, several species previously classified in the genus Gluconacetobacter were reclassified under the new genus Komagataeibacter, including the cellulose producing species Komagataeibacter xylinus.
The name Gluconacetobacter derives from: Neo-Latin acidum gluconicum, gluconic acid; Latin noun acetum, vinegar; Neo-Latin bacter, rod; giving Gluconacetobacter, gluconate-vinegar rod.
The genus contains the following species: