Encyclopedias, Almanacs, Transcripts, and Maps
- Mesopotamia, Ancient
- Mesquita
- Mesrop
- Messel
- Messel, Alfred
- Messerer, Asaf Mikhailovich
- Messianic Judaism
- Messianism
- Messing, Shep
- Messinger, Ruth Wyler
- Messmer, Sebastian Gebhard
- Mestel, Jacob
- Metals and Mining
- Metaphysics, Validity of
- Metatron
- Methodist Churches
- Methodius I, Patriarch of Constantinople, St.
- Methodius of Olympus, St.
- Methodology (Philosophy)
- Methodology (Theology)