- Love poetry, Latin (Medieval and modern)1
- Lucan, 39-651
- Lucayan Indians1
- Ludovico Sforza, Duke of Milan, 1452-15081
- Ludwig IV, Holy Roman Emperor, 1282?-13471
- Lunar eclipses1
- Lupi, Mea1
- Luther, Martin, 1483-15461
- Lutheran Church1
- Luti, Lutoccio1
- López de Haro, Diego -14981
- López de Legaspi, Miguel, -15721
- Macaronic poetry1
- Macaronic verse1
- Maccabees1
- Madrasah al-Ṭūlūnīyah (Jerusalem)1
- Magi1
- Malatesta family1
- Malatesta, Sigismondo Pandolfo, signore di Rimini, 1417-14681
- Malavolti, Bartolomeo de1