Nannenus is a spider genus of the Salticidae family (jumping spiders). Its two described species are endemic to Singapore. One or two more species have been collected but not described.
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0