Earls, Counts | Titles by Rank
- Counts of Manila
- Counts of Manneville
- Counts of Mannsfeld
- Counts of Manoir de Juaye
- Counts of Mansfeld
- Counts of Mansfeld-Arnstein
- Counts of Mansfeld-Artern
- Counts of Mansfeld-Eisleben
- Counts of Mansfeld-Friedeburg
- Counts of Mansfeld-Hedersleben
- Counts of Mansfeld-Hinterort
- Counts of Mansfeld-Honterort
- Counts of Mansfeld-Mittelort
- Counts of Mansfeld-Querfurt
- Counts of Mansfeld-Vorderort
- Counts of Mansilla
- Counts of Mantes
- Counts of Manzanares el Real
- Counts of Manzano
- Counts of Manzano
- Counts of Marans
- Counts of Marazzano
- Counts of Marchant
- Counts of Marchant e Ansembourg
- Counts of Marche
- Counts of Marcieu
- Counts of Marck e de Arenberg
- Counts of Margaride
- Counts of Marialva
- Counts of Marim
- Counts of Marineo
- Counts of Marle
- Counts of Marliave
- Counts of Marnix de Sainte-Aldegonde
- Counts of Marogna-Redwitz
- Counts of Marqueyssac
- Counts of Marsan
- Counts of Marsico
- Counts of Marstetten
- Counts of Martens Ferrão
- Counts of Martin du Tyrac de Marcellus
- Counts of Mascali
- Counts of Maseguilla
- Counts of Masino
- Counts of Massarelos
- Counts of Massereene
- Counts of Mastaing
- Counts of Matignon
- Counts of Matosinhos e São João da Foz
- Counts of Matsch