- Lord's Supper1
- Lord's Supper--Adoration1
- Lord's prayer1
- Lorraine, Nicolas-François, duc de, 1609-16701
- Low German language1
- Ludwig IV, Holy Roman Emperor, 1282?-13471
- Lulav1
- Luria, Isaac ben Solomon, 1534-1572. Patora de-aba1
- Lute music1
- Luxembourg1
- Lyric poetry1
- Lāmīyat al-ʻArab (Shanfará)1
- Macaronic poetry1
- Macaronic verse1
- Madhva, active 13th century1
- Madrasah al-Ṭūlūnīyah (Jerusalem)1
- Madābighī, Ḥasan ibn ʻAlī, -1756 or 1757. Mukhtaṣar Qiṣṣat miʻrāj al-Nabī1
- Maghribī, Aḥmad ibn ʻAbd al-Razzāq, -1684 or 1685. Manẓūmat al-shuhadāʼ1
- Magi1
- Magic--Religious aspects--Christianity1