- MacALISTER, Robert A. S.
- MacBEAN, Lachlan
- MacCALL, William
- MacCARTNEY, E. C.
- MacDONALD, Archibald
- MacDONALD, George
- MacDONALD, Mary Macdougall
- MacDUFF, John Ross
- MACE, Alfred
- MACE, Frances Laughton
- MacFARLANE, John Menzies
- MacFARREN, George Alexander
- MacFARREN, Walter Cecil
- MacFAYDEN, H. R.
- MacGILL, Ella
- MacGILL, Jacob Wakefield
- MacGREGOR, Duncan
- MacGregor, Malcolm
- MACK, Irvin H.
- MacKAY, Margaret
- MacKAY, William Paton
- MacKAYE, Percy Wallace
- MacKELLAR, Thomas
- MacLAGAN, William Daylrymple
- MacLEAN, Joseph
- MacLEOD, Norman
- MacLEOD, Wylie
- MacNICOL, Nicol
- MacNIVEN, C. E.
- MACOMBER, Winfield
- MacPHERSON, Charles
- MADAN, Martin
- MAGDEBURG, Joachim
- MAHAFFEY, R. B.
- MAHAN, Milo
- MAHLMANN, Siegfried Augustus
- MAHOE, Noelani Kanoho
- MAIN, Hubert Platt
- MAIN, Sylvester
- MAINZER, Joseph
- MAJOR, Johann
- MAKER, Frederick Charles
- MALAN, Henri Abraham César
- MALDONADO, Jorge E.
- MALET, G. E. W.
- MALLARY, Raymond DeWitt
- MALLEY, James
- MANAFO, Joseph
- MANCHESTER, W. N.
- MANLY, Basil, Jr.
- MANN, Arthur Henry
- MANN, C. H.
- MANN, Frederick
- MANN, Lynn
- MANN, Newton
- MANNSTRÖM, Oscar
- MANSFIELD, L. W.
- MANT, Richard
- MAPES, Edith L.
- MARCH, Daniel
- MARCH, F. K.
- MARCKANT, John
- MARCY, Elizabeth Eunice
- Marion, Maude
- Marks, Godfrey
- MARKS, J. Christopher
- MARKS, William Edie
- MARLATT, Earl Bowman
- MAROT, Clement
- MARQUIS, Robert C.
- MARRIOTT, John
- MARSDEN, Joshua
- MARSH, Charles Howard
- MARSH, Mary
- MARSH, Simeon Butler
- MARSHALL, Virginia
- MARSHALL, William S.
- MARSHMAN, Joshua
- MARTIN, Civilla Durfee
- MARTIN, George Clement
- MARTIN, George E.
- MARTIN, George William
- MARTIN, Henry Arthur
- MARTIN, Hugh
- MARTIN, Isaiah G.
- Martin, S.
- MARTIN, Samuel Wesley
- Martin, Sallie
- Martin, Sam
- MARTIN, William
- MARTIN, Walter Stillman
- MARTIN, William Clark
- MARTINEAU, Harriet
- MARTINEAU, James
- MARTÍNEZ, Nicolás
- MARTÍNEZ DE LA ROSA, Francisco
- MARVIN, E. P.
- MARX, A. B.
- Masen, Mark
- MASHAW, Frank H.
- MASON, Arthur James
- MASON, Caroline Atherton Briggs
- MASON, Harry Silverdale
- MASON, Henry Lowell
- MASON, Jackson
- MASON, John
- MASON, Lowell
- MASON, Timothy B.
- MASON, William
- MASON, William
- MASSENGALE, John
- MASSEY, Gerald
- MASSIE, Richard
- MASSINGHAM, W. J.
- MASTERMAN, John Howard Bertram
- MATHAMS, Walter John
- MATHER, Cotton
- MATHER, William
- MATHESON, Annie
- MATHESON, George
- MATSON, William Tidd
- MATTES, John Casper
- MATTHEWS, Henry E.
- MATTHEWS, Irma B.
- MATTHEWS, John
- MATTHEWS, Richard Norton
- MATTHEWS, Robert
- MATTHEWS, Ronald Alan
- MATTHEWS, Timothy Richard
- MATTHIAS, John Barnet
- MATTOX, O. E.
- MAUBURN, Jean
- MAUDE, Mary Fawler Hooper
- MAUNDER, John Henry
- MAUPIN, Will M.
- MAURER, Irving
- MAURICE, Peter
- MAURUS, Rhabanus
- MAXFIELD, J. J.
- MAXIM, Abraham
- MAXTONE GRAHAM, Joyce
- MAXWELL, Grace B.
- MAXWELL, Mary E.
- MAXWELL, Mary Hamlin
- MAXWELL, William
- MAY, Caroline Elizabeth Martin
- MAYBRICK, Michael
- Mayfield, Audalene
- MAYNARD, Theodore
- MAYS, Claudia Faustina Lehman
- McAFEE, Cleland Boyd
- McANLAY, Neal A.
- McAULAY, Neal A.
- McCHESNEY, Grant G.
- McCHEYNE, Robert Murray
- McCLELLAN, John Jasper
- McCOLLIN, Edward Garrett
- McCOMB, William
- McCONNELL, James Edwin
- McCONNELL, Lincoln
- McCOOK, Henry C.
- McCOWN, Vivian
- McCUTCHAN, Robert Guy
- McDANIEL, Rufus Henry
- McDONALD, William
- McDOUGALL, T.
- McEWAN, William
- McFARLAND, John Thomas
- McGARVEY, John William, Jr.
- McGRANAHAN, H. H.
- McGRANAHAN, James
- McGREGOR, Daniel Arthur
- McGREGOR, Ernest Frank
- McGUIRE, Matilene J.
- McHOSE, I. N.
- McILWAIN, Keith Howard
- McINTOSH, Rigdon McCoy
- McKEE, Arthur W.
- McKEE, M. H.
- McKEE, Mary A.
- McKEEVER, Harriet Burn
- McKENZIE, William P.
- McKIBBIN, C.
- McKINNEY, Baylus Benjamin
- McKINNEY, H. C.
- McLAUGHLIN, George Asbury
- McLEAN, Mary Irene
- McMANUS, Silas Bettes
- McNAIR, Stuart Edmund
- McNAUGHTON, John Hugh
- McPHAIL, Matthew Lindsay
- McWHOOD, Leonard B.
- MEANS, Alexander
- MEDEMA, Ken
- MEDLEY, Samuel
- MEEN, Fountain
- MÉHUL, Étienne-Nicolas
- MEIDELL, Jacob Gerhard
- MEIGS, Charles D.
- MEINHOLD, Johann Wilhelm
- MEISSER, Leonhard
- MELANCHTHON, Philipp
- Melissander
- MELLEY-ROCHAT, M.
- Menaea
- MENDELSSOHN, Felix
- MENDOZA Y POLANCO, Vicente
- MENTHAL, R.
- MENTZER, Johann
- MERCER, W. Elmo
- MERCER, William
- MEREDITH, Isaac Hickman
- MERRICK, G. P.
- MERRICK, James
- MERRIFIELD, Ralph Patrick
- MERRILL, Abraham Dow
- MERRILL, H. A.
- MERRILL, William Pierson
- MERRITT, George
- MERRITT, S. L.
- MESSE, F. W.
- MESSENGER, John Alexander
- MESSITER, Arthur Henry
- METROPHANES
- MEYER, Anna Magdalena Plehn
- MEYER, Franz Heinrich Christoph
- MEYER, John Frederick
- MEYER, Lucy Jane Rider
- MEYER, Sebastian William
- MEYERS, S. H.
- MIDDLETON, Jesse Edgar
- MIDLANE, Albert
- MIDYETT, James Callaway
- MIEIR, Audrey
- MIELER, Fistoria
- MILAM, Dan Ward
- MILES, Charles Austin
- MILGROVE, Benjamin
- MILLARD, Harrison
- MILLARD, James Elwin
- MILLAY, Edna St. Vincent
- Miller, Adrian Vermeulen
- MILLER, E. F.
- MILLER, Edward
- MILLER, Emily Huntington
- MILLER, Helen Hill
- MILLER, James W.
- MILLER, John
- MILLER, Keith
- Miller, Laura
- MILLER, Martha
- MILLER, Melville Winans
- MILLER, Samuel Martin
- MILLER, Theodore D. C.
- MILLER, William
- MILLHAM, W. T. T.
- MILLIGAN, James Lewis
- MILLS, Charles S.
- MILLS, Elizabeth King
- MILLS, Henry
- MILMAN, Henry Hart
- MILNER-BARRY, Alda Marguerite
- MILTON, John
- MINNS, G.
- MINOR, George Austin
- MINOR, Lucy R.
- MINSHALL, Edward
- MINSHALL, Wyatt
- MISARSKI, Stephen
- MITCHELL, Nahum
- MITCHELL, Seth
- MOBERLY, Charles Edward
- MÖCK, Christian
- MOHR, Josef
- MOLANUS, Gerhard Walther
- MØLLER, Peder
- MOMENT, John James
- MONK, Edwin George
- MONK, William Henry
- MONNIER, J. F.
- MONOD, Theodore
- MONRO, Edward
- MONSELL, John Samuel Bewley
- MONTGOMERY, James
- MONTGOMERY, Nellie A.
- Montieth, A.
- Montieth, Alice
- MOOAR, Roy E.
- MOODY, Charles Earnest
- MOODY, Margaret
- MOODY, May Whittle
- MOON, Dennis P.
- MOON, J. B.
- MOORE, Clement Clarke
- MOORE, George D.
- MOORE, James Cleveland
- MOORE, John M.
- MOORE, Sarah Catherine Beall
- MOORE, Thomas
- MOORE, Thomas Vernon
- MOORE, William, MOORE, William
- MOORSOM, Robert Maude
- MORA, José Joaquín de
- MORAN, Peter K.
- MORCK, Arnfeld C.
- MORE, Henry
- MORGAN, A. M.
- MORGAN, David Thomas
- MORGAN, Irvin James
- MORGAN, J. C.
- MORGAN, John D.
- MORGAN, Joseph Brown
- MORGAN, Justin
- MORGAN, S. C.
- MORISON, Rory Dall
- MORISSON, John
- MORLEY, Henry Killick
- MORLEY, Thomas
- Mornington, Earl of
- Morris, Mrs. C. H.
- MORRIS, Eliza Fanny Goffe
- MORRIS, Fred P.
- MORRIS, George Perkins
- MORRIS, Homer Franklin
- MORRIS, Mrs. L. J.
- MORRIS, Leila Naylor
- MORRIS, Robert
- MORSE, Charles H.
- MORSE, Lester
- MORSE, Myron W.
- Mortimer, Philip
- MORTON, Alexander B.
- MORTON, Frances McKinnon
- MORTON, Henry P.
- MOSS, Edwin
- MOTE, Edward
- MOULE, Handley Carr Glynn
- MOULTRIE, Gerard
- MOULTRIE, John
- MOUNTAIN, James
- MOXEY, David A.
- MOXLEY, Henry R.
- Mozart, Johann C. W. Amadeus
- MOZART, Wolfgang Amadeus
- MUDIE, Charles Edward
- MUDIE, Thomas Molleson
- MÜHLENBERG, William Augustus
- MÜHLMANN, Johannes
- MUIR, Alexander
- MUIRHEAD, Lionel Boulton Campbell Lockhart
- MULHOLLAND, Rosa
- MÜLLER, George
- MÜLLER, J. D.
- Müller, John
- MÜLLER, Wenzel
- Mund, E. D.
- MUNGER, M. J.
- MUNHALL, L. W.
- MUNROE, Mrs. N. T.
- MUNSEY, W. F. P.
- MURPHY, Anne May Sebring
- MURPHY, Howard
- Murphy, Mrs. Will L.
- MURRAY, C.
- MURRAY, James Ramsey
- MURRAY, Robert
- MURRAY, Shirley Erena
- Mynyddog
- MYERS, A. F.
- MYERS, Frederick William Henry
- MYLAND, D. Wesley