Nonlabens
{{Short description|Genus of bacteria}}
{{Italic title}}
{{Taxobox
| domain = Bacteria
| phylum = Bacteroidota
| classis = Flavobacteria
| ordo = Flavobacteriales
| familia = Flavobacteriaceae
| genus = Nonlabens
| genus_authority = Lau et al. 2005{{cite journal |title=Genus: Nonlabens |journal=LPSN.DSMZ.de |url=https://lpsn.dsmz.de/genus/nonlabens |language=en}}
| type_species = Nonlabens tegetincola
| subdivision_ranks = Species
| subdivision =N. aestuariivivens
| synonyms = Donghaeana
Persicivirga
Sandarakinotalea
Stenothermobacter
}}
Nonlabens is a Gram-negative, strictly aerobic, non-spore-forming and non-motile genus of bacteria from the family of Flavobacteriaceae.{{cite book |last1=Parte |first1=Aidan |last2=Krieg |first2=Noel R. |last3=Ludwig |first3=Wolfgang |last4=Whitman |first4=William B. |last5=Hedlund |first5=Brian P. |last6=Paster |first6=Bruce J. |last7=Staley |first7=James T. |last8=Ward |first8=Naomi |last9=Brown |first9=Daniel |title=Bergey's Manual of Systematic Bacteriology: Volume 4: The Bacteroidetes, Spirochaetes, Tenericutes (Mollicutes), Acidobacteria, Fibrobacteres, Fusobacteria, Dictyoglomi, Gemmatimonadetes, Lentisphaerae, Verrucomicrobia, Chlamydiae, and Planctomycetes |date=4 February 2011 |publisher=Springer Science & Business Media |isbn=978-0-387-68572-4 |page=248 |language=en}}