Sa'id ibn Aws al-Ansari

{{Short description|Linguist and a reputable narrator of hadith}}

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| birth_place = Ṣulbīyah al-Khazraj

| death_date = 831 [215 A.H.]

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| main_interests = poetry, philology, fiqh (law), etc.

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| major_works = Ṭabaqāt al-Naḥwīyīn wa-al-Lughawīyīn

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Abū Zayd Sa’īd ibn Aws al-Anṣārī ({{lang|ar|أبو زيد سعيد بن أوس الأنصاري}}; died 830 CE/215 AH) was an Arab linguist and a reputable narrator of hadith.{{Citation | last =Sībawayh | first =ʻAmr ibn ʻUthmān | publication-date =1988 | editor-last =Hārūn | editor-first =ʻAbd al-Salām Muḥammad | title =Al-Kitāb Kitāb Sībawayh Abī Bishr ʻAmr ibn ʻUthmān ibn Qanbar | edition =3rd | publication-place =Cairo | publisher =Maktabat al-Khānjī | volume =Introduction | pages =12–13}} Sibawayh and al-Jāḥiẓ were among his pupils.{{cite book|last= Khallikān (Ibn)|author-link= Ibn Khallikan|first=Aḥmad ibn Muḥammad |title=Wafayāt al-A'yān wa-Anbā' Abnā' al-Zamān (The Obituaries of Eminent Men) |translator-last=McGuckin de Slane|translator-first=William |place= Paris|publisher=Oriental Translation Fund of Great Britain and Ireland |year=1843|pages=570–2|volume=I|url= https://archive.org/stream/WafayatAlAyantheObituariesOfEminentMenByIbnKhallikan/Vol1Of4WafayatAl-ayantheObituariesOfEminentMenByIbnKhallikan#page/n609/mode/2up }}{{citation|last= Yāqūt|author-link= Yaqut al-Hamawi|first=Shīhab al-Dīn ibn ‘Abd Allāh al-Ḥamawī |title= Irshād al-Arīb alā Ma'rifat al-Adīb (Yāqūt's Dictionary of Learned Men)|editor-last=Margoliouth |editor-first= D. S.|place=Leiden |publisher=Brill |year=1907|volume=VI|pages=56–80|language=ar|url= https://archive.org/details/kitbirshadalarib06yqtiuoft/page/476}}{{cite book|last=Nadīm (al)|author-link=Ibn al-Nadim|first= Abū al-Faraj Muḥammad ibn Isḥāq Abū Ya’qūb al-Warrāq| title=The Fihrist of al-Nadim; a tenth-century survey of Muslim culture|editor-last=Dodge|editor-first=Bayard |place=New York & London |publisher=Columbia University Press|year=1970|volume=i|pages=118–119}}{{cite book|last=Ziriklī (al-)|author-link=Khair al-Din al-Zirikli|first=Khayr al-Dīn| title= al-Aʻlām, qāmūs tarājim li-ashhar al-rijāl wa-al-nisāʼ min al-ʻArab wa-al-mustaʻribīn wa-al-mustashriqīn |edition=17 |place=Bayrūt |publisher= Dār al-ʻIlm lil-Malāyīn|volume=III| year=2007|language=ar |page=92|url= https://archive.org/stream/WAQ99019/alam3#page/n92/mode/2up}}

His father was Aws ibn Thabit also a hadith narrator, while his grandfather Thabit ibn Bashir was one of the three scribes who wrote down the Qur'an during Muhammad's era.

He died in Basra, Iraq.