- Mihai Valentin Vladimirescu
- Mihai Vartejaru
- Mihai-Claudiu Marii
- Mihaita Alexandru
- Mikel Burley
- Mircea Alin Tocaciu
- Mircea Costin Glavan
- Mircea Dutu
- Mircea Eliade
- Mircea Iacobini
- Mircea Laurentiu
- Mirela Pop
- Mirela-Madalina Ionescu
- Mirra Alfassa (Mama)
- Miruna Molodet-Jitea
- Miyamoto Musashi
- Moise Cordovero
- Monica Medeleanu
- Monica Morosanu
- Monica Reu
- Monica Saulea
- Mugur Butuza
- Munagala Venkataramiah
- Murray Stein
- Myla Kabat - Zinn
- Nagarjuna
- Namkhai Norbu
- Nancy Bardacke
- Nancy L. Mace
- Naomi Aldort
- Natalia Staicov
- Natalie Angier
- Natalie Crawford
- Nathan Snyder
- Neil Shubin
- Nicolae Balta
- Nicolas De Condorcet
- Nicolas Flamel
- Nicolas Lenglet Du Fresnoy
- Nikola Tesla
- Nisargadatta Maharaj
- Norman Cousins
- Nyogen Senzaki
- Oana Marcu
- Oana-Genoveva Parghel
- Oana-Marina Badea
- Octavian Cocos
- Octavian Simu
- Odette Dimitriu
- Olivier Munnich
- Omar Khayyam
- Ordinul Carmelitanilor Desculti Din Romania
- Orfeu
- Origen
- Oscar Cullmann
- Oscar Wilde
- Osho
- Oswald Wirth
- Otilia Mantelers
- Otto Rank
- Otto Starck
- Ovidiu Cristian Nedu
- Ovidiu Morar
- Oxana P.
- Papus (Dr. Gerard Encausse)
- Paracelsus
- Paramhansa Yogananda
- Paraschiva Barza
- Pat Ogden
- Patanjali
- Patricia DeYoung
- Patricia Jennings
- Patrick Fanning
- Paul Anthony Cartledge
- Paul Brunton
- Paul Brusanowski
- Paul Carus
- Paul Deussen
- Paul Mason
- Paul Masson - Oursel
- Paul Reps
- Paul Sedir
- Paul Sfetcu
- Paul Suciu
- Paul Tillich
- Peg Dawson
- Pete Walker
- Peter A. Levine
- Peter Bogucki
- Peter Dear
- Peter Godfrey - Smith
- Peter Gray
- Peter V. Rabins
- Petre Botnariuc
- Petronela Rotar
- Petrus Din Apono
- Phil Joyce
- Philippe Stern
- Philon Din Alexandria
- Pierre Duhem