Festuca filiformis
{{Short description|Species of grass}}
{{Speciesbox
|image = Festuca filiformis2.JPG
|genus = Festuca
|species = filiformis
|authority = Pourr.
|synonyms = Festuca tenuifolia
}}
Festuca filiformis, known by the common names fine-leaf sheep fescue, fine-leaved sheep's-fescue, hair fescue, and slender fescue, is a species of grass. It is native to Europe, and it is widespread elsewhere as an introduced species and often a weed.{{GRIN | accessdate = 21 January 2018}}{{Cite web|url=http://www.brc.ac.uk/plantatlas/index.php?q=node/3769|title=Festuca filiformis {{!}} Online Atlas of the British and Irish Flora|website=www.brc.ac.uk|access-date=2016-06-28}}