- Mazier Florence
- Mcphaden Michael J.
- Menzel Barraqueta Jan-Lukas
- Masqué Pere
- Mcclain Charles R.
- Montes Ivonne
- Masferrer Dodas Elena
- Mawji Edward
- Mcgregor Shayne
- Measures Christopher
- Menzel Barraqueta Jan Lukas
- Middag Rob
- Moffett James
- Mortier Laurent
- M Enrico
- Maccallum Stuart
- Macdonald Alison M.
- Macdonald R. W.
- Maddux Brent C.
- Maier D.
- Makuch P
- Maldonado Maria
- Malinowski Szymon
- Malva J.
- Manney Gloria
- Manta G
- Manzella Giuseppe
- Marc Souhaut
- Marchenko S. S.
- Marengo Jose A.
- Marie-Josée Gaillard
- Marin F.
- Marinou E
- Maritorena Stephane
- Marotzke Jochem
- Marquer Laurent
- Marra John J.
- Marsden Nicholas
- Marti O.
- Martin E. E.
- Martinez-Sanchez Odayls
- Martín-Rey Marta
- Maréchal Jean-Christophe
- Maslanik J.
- Maso Joan
- Masque P.
- Massom Robert A.
- Masson Sébastien
- Masson-Delmotte Valérie
- Mathis Jeremy T.
- Matignon P.
- Matthieu L
- Matz-Lück Nele
- Maury Nicolas
- Mavromatis V.
- Mayer B
- Mayers-Als M
- Mazel Christophe
- Mcbride Charlotte
- Mccurdy Andrea
- Mcdonnell A. M. P.
- Mcgeary W
- Mcgrath Daniel
- Mcgree Simon
- Mclaughlin F.
- Mcvicar Tim R.
- Mcwilliams J C
- Mears Carl
- Mech M
- Mehic Sanjin
- Mehlmann Melina
- Mehrtens Hela
- Meier W.
- Meinen Christopher S.
- Melen E.
- Melet Angélique
- Menage Olivier
- Menendez Melisa
- Menkès Christophe E.
- Merchant Chris
- Mercier G.
- Mercier H.
- Mercier Jacques
- Meredith M. P.
- Meroni A N
- Merrifield Mark A.
- Meynadier Laure
- Michael Susanna
- Michard André
- Michel J.
- Middleton John
- Mieruch Sebastian
- Mieslinger T
- Miller L. A.
- Miller Laury
- Milne Angela
- Miloslavich Patricia
- Milton J. A.
- Minami Tomoharu
- Minikin A
- Minster F
- Miquel Juan-Carlos
- Mitchum Gary T.
- Moda G.
- Mohino Elsa
- Mohr Wiebke
- Momas I.
- Moncoiffe Gwenaelle
- Monerie P.
- Monnin C.
- Monnin Christophe
- Montagna Paolo
- Montero-Serrano Jean-Carlos
- Montzka Stephen A.
- Moore Sue
- Moore Willard S.
- Mora Natalie P.
- Morcrette Jean-Jacques
- Morgenstern U.
- Morris Paul J.
- Morton Peter
- Mosseri Rémy
- Mote Thomas
- Motelica-Heino M.
- Moulin Cyril
- Moum J.
- Moussat Eric
- Mucci A.
- Muglia Mike
- Muhle Jens
- Mullan A. Brett
- Muller Caroline
- Muller Rolf
- Muller‐karger Frank E.
- Mullineaux Lauren
- Munaron Dominique
- Murray James W.
- Musat Ionela
- Muñoz Norma Patricia
- Muñoz-Mas Cristian
- Myhre Cathrine Lund
- Myhre Cathrine
- Mélet Angélique
- Ménard Frédéric
- Möller G