Encyclopedias, Almanacs, Transcripts, and Maps
- Clemens Wenzeslaus
- Clement I, Pope, St.
- Clement II, Pope
- Clement III, Antipope
- Clement III, Pope
- Clement IV, Pope
- Clement IX, Pope
- Clement of Alexandria°
- Clement of Ireland, St.
- Clement the Bulgarian, St.
- Clement V, Pope
- Clement VI, Pope
- Clement VII, Antipope
- Clement VII, Pope
- Clement VIII, Antipope
- Clement VIII, Pope
- Clement X, Pope
- Clement XI, Pope
- Clement XII, Pope
- Clement XIII, Pope