| Name | Line | Page | District | Soundex
| Macentire, Charles F. | 96 | 2B | 3 | M253
| | Maconald, Nathional A. | 93 | 2B | 7 | M254
| | Madsen, Adolf | 43 | 7A | 7 | M325
| | Madsen, Anna M. | 80 | 9B | 16 | M325
| | Madsen, Eliza S. | 84 | 5B | 4 | M325
| | Madsen, Hans | 27 | 2A | 6 | M325
| | Madsen, James C. | 6 | 6A | 4 | M325
| | Madsen, James L. | 2 | 6A | 4 | M325
| | Madsen, Martthew | 75 | 9B | 16 | M325
| | Madsen, W. P. F. | 4 | 3A | 6 | M325
| | Madson, Amasa | 10 | 10A | 11 | M325
| | Madson, Amelia D. | 39 | 11A | 7 | M325
| | Madson, Nels | 22 | 4A | 7 | M325
| | Madson, Rolan A. | 86 | 18B | 7 | M325
| | Madson, Sidsel G. | 21 | 9A | 7 | M325
| | Madson, Sterling D. | 31 | 7A | 7 | M325
| | Madson, Victor E. | 16 | 9A | 7 | M325
| | Magni, Andrew P. | 80 | 3B | 9 | M250
| | Mahoney, Rolla | 87 | 20B | 7 | M500
| | Maisak, Carl | 7 | 9A | 11 | M220
| | Maisey, Daniel L. | 70 | 4B | 10 | M200
| | Makabe, Shin | 99 | 5B | 13 | M210
| | Malmorose, Agusta | 66 | 13B | 5 | M456
| | Malveny, Clyde | 53 | 6B | 12 | M415
| | Manansa, Lavona | 60 | 5B | 10 | M552
| | Manansa, Theresa | 59 | 5B | 10 | M552
| | Manessa, Devona | 17 | 12A | 3 | M520
| | Manessa, Tresta | 16 | 12A | 3 | M520
| | Manevall, Russell P. | 7 | 10A | 10 | M514
| | Manfredi, Alberto | 3 | 5A | 3 | M516
| | Manfredi, Gelario | 6 | 5A | 3 | M516
| | Manka, Fred | 95 | 1B | 11 | M520
| | Mann, E. David | 40 | 6A | 7 | M500
| | Mann, Lawrence | 98 | 20B | 11 | M500
| | Manning, David E. | 86 | 6B | 10 | M552
| | Manning, Fredric J. | 79 | 2B | 10 | M552
| | Manning, Le Roy | 48 | 14A | 10 | M552
| | Mantlo, James Z. | 67 | 15B | 12 | M534
| | Marbel, Momeniu | 30 | 1A | 16 | M614
| | Marble, Austin | 94 | 2B | 2 | M614
| | Marble, D. Milton | 79 | 5B | 12 | M614
| | Marble, Daniel B. | 1 | 3A | 2 | M614
| | Marble, Edward N. | 18 | 2A | 7 | M614
| | Marble, Ervin | 10 | 5A | 2 | M614
| | Marble, Harald H. | 24 | 3A | 2 | M614
| | Marble, Henry L. Jr. | 11 | 3A | 2 | M614
| | Marble, Henry L. Sr. | 9 | 3A | 2 | M614
| | Marble, Horas G. | 78 | 1B | 7 | M614
| | Marble, Lyman | 12 | 3A | 1 | M614
| | Marble, Lyndia | 80 | 2B | 2 | M614
| | Marble, Nathaniel B. | 6 | 4A | 2 | M614
| | Marble, Nathaniel P. | 21 | 1A | 2 | M614
| | Marble, Sarah A. | 63 | 4B | 2 | M614
| | Marble, Silas A. | 62 | 1B | 2 | M614
| | Marble, William L. | 46 | 13A | 7 | M614
| | Marcho, Mitchel | 87 | 2B | 3 | M620
| | Marcucci, Alexander | 66 | 5B | 13 | M622
| | Marcus, Robert E. | 83 | 19B | 7 | M622
| | Margaiz, Gabino | 88 | 4B | 3 | M622
| | Margon, Robert | 82 | 7B | 16 | M625
| | Mariano, Leon | 13 | 7A | 13 | M650
| | Marieno, Camelio | 34 | 7A | 13 | M650
| | Marieno, Donaciano | 36 | 7A | 13 | M650
| | Marriot, Brigham | 11 | 12A | 10 | M630
| | Marsh, David | 48 | 10A | 16 | M620
| | Marsh, George J. | 42 | 1A | 3 | M620
| | Marshall, Geo. H. | 93 | 8B | 8 | M624
| | Marshall, Moris | 81 | 6B | 11 | M624
| | Marshall, Peter | 97 | 7B | 8 | M624
| | Martin, Celesta | 24 | 10A | 11 | M635
| | Martin, Francis A. | 4 | 4A | 6 | M635
| | Martin, Gabriel | 29 | 8A | 12 | M635
| | Martin, Henry T. | 35 | 5A | 10 | M635
| | Martin, Kirt | 17 | 1A | 6 | M635
| | Martindale, Alonzo P | 21 | 3A | 3 | M635
| | Martinez, Jose | 89 | 6B | 13 | M635
| | Martinez, Jouquin | 68 | 8B | 2 | M635
| | Martinez, Martin | 96 | 10B | 10 | M635
| | Martinez, Reyes | 97 | 10B | 10 | M635
| | Martinj, Frank | 69 | 6B | 13 | M635
| | Martio, Hayden | 69 | 7B | 13 | M630
| | Martz, Tom | 45 | 12A | 11 | M632
| | Maryon, Pearcy W. | 41 | 3A | 6 | M650
| | Masiu, Joseph H. | 84 | 8B | 1 | M200
| | Mason, Afton | 22 | 13A | 6 | M250
| | Mason, Clarence Jack | 23 | 13A | 6 | M250
| | Mason, George J. | 31 | 6A | 8 | M250
| | Mason, Jessie B. | 99 | 8B | 8 | M250
| | Mason, John S. | 10 | 12A | 12 | M250
| | Mason, Joseph H. | 71 | 2B | 16 | M250
| | Mason, L. Royal | 14 | 6A | 8 | M250
| | Mason, Mirl R. | 17 | 6A | 2 | M250
| | Mason, William B. | 82 | 3B | 8 | M250
| | Mason, William S. | 14 | 17A | 6 | M250
| | Masuda, S. | 1 | 2A | 4 | M230
| | Mathensen, George | 52 | 7B | 16 | M352
| | Mathias, John B. | 50 | 4A | 5 | M320
| | Mathias, Jonah B. | 40 | 12A | 5 | M320
| | Mathias, Jonah | 44 | 12A | 5 | M320
| | Mathias, Ora | 50 | 12A | 5 | M320
| | Mathias, Oral R. | 59 | 8B | 2 | M320
| | Mathias, Thomas B. | 31 | 12A | 5 | M320
| | Matia, Wm. B. | 72 | 3B | 13 | M300
| | Matlow, Lem | 87 | 6B | 11 | M340
| | Matsumori, Shikatuo | 84 | 6B | 1 | M325
| | Matthews, Archie | 44 | 1A | 7 | M320
| | Matthews, Orsen H. | 15 | 1A | 4 | M320
| | Matz, Samuel | 65 | 7B | 10 | M320
| | Maughan, Willard C. | 65 | 2B | 1 | M250
| | May, George | 55 | 5B | 4 | M000
| | May, Ira A. | 1 | 8A | 4 | M000
| | May, James I. | 2 | 10A | 4 | M000
| | May, Martha | 64 | 5B | 4 | M000
| | Mayne, Fred | 14 | 2A | 9 | M500
| |