- Kāshī, Jamshīd ibn Masʻūd, -approximately 1436. Sullam al-samāʼ1
- Kātī, Ḥusām al-Dīn al-Ḥasan, -1358 or 1359. Qāla aqūl1
- Kūrānī, Ibrāhīm ibn Ḥasan, 1616 or 1617-approximately 16901
- Kūrānī, Ibrāhīm ibn Ḥasan, 1616 or 1617-approximately 1690. Maslak al-jalī fī ḥukm shaṭḥ al-walī1
- Kūrānī, Ibrāhīm ibn Ḥasan, 1616 or 1617-approximately 1690. Maslak al-taʻrīf1
- Kūrānī, Ṭānā ibn Aḥmad, d. 1884? Naẓm Mukhtaṣar al-Manār1
- Landscapes1
- Languages, Secret1
- Laqānī, Muḥammad ibn Ḥasan, 1468 or 1469-1550. Ḥāshiyat Taṣrīf al-ʻIzzī1
- Latin language--Grammar1
- Laughter--Religious aspects--Islam1
- Learning1
- Lebanon--Baʻlabakk1
- Lebanon--Sidon1
- Legal ethics1
- Legal instruments1
- Legal petitions1
- Libel and slander--Religious aspects--Islam1
- Library catalogs1
- Libya--Tripoli1