BIRTH RECORDS
| Name | Birth Date | Where | Christening | Father | Mother |
| Anna Eliza Mac Auley | 15 May 1896 | Union Twp , O'Brien, Iowa | Andrew Mac Auley | Eliza Lynn | |
| Clara Magge | 5 January 1890 | Highland, O'Brien, Iowa | Herman Magge | Bertha A. H. S. Sloppers Magge | |
| Ruby Magee | 28 February 1897 | Sutherland, O'Brien, Iowa | Charles Edwin Magee | Sarah Bell Eckman | |
| Orval Maher | 6 May 1897 | Grant, O'Brien, Iowa | J. E. Maher | Alta Waterman | |
| Clar Belle Manker | 15 January 1892 | Lincoln Township, Iowa | Albert Lewis Manker | Maggie Kurtz Manker | |
| Mabel Kilista Manley | 25 January 1890 | Summit Tp , O'Brien, Iowa | Milton Manley | Mary Virgil Manley | |
| Mary Elizabeth Manley | 3 December 1883 | O'Brien, Iowa | John W. Manley | Martha A. Monday Manley | |
| Minnie Agnes Mann | 7 October 1892 | Center, O'Brien, Iowa | Daniel Mann | Eliza Deck Mann | |
| Oscar Freeman Marquis | 29 January 1893 | Liberty, Iowa | J. N. Marquis | L. M. Simons | |
| Elsie Marsh | 22 March 1892 | Primghar, O'Brien, Iowa | Jasper Marsh | Sarah Johnson Marsh | |
| Alta Roxie Marshall | 23 January 1892 | O'Brien, Iowa | Edgar R. Marshall | Roxie Tubbs Marshall | |
| Edith Bell Marshall | 22 December 1884 | Liberty, O'Brien, Iowa | Edgar Marshall | Roxie Tubbs Marshall | |
| Mabel Sarah Marshall | 14 March 1889 | Liberty, O'Brien, Iowa | Edgar Marshall | Roxie Tubbs Marshall | |
| Alpha Martin | 5 September 1882 | Grant, O'Brien, Iowa | F. W. Martin | E. Estella Haight Martin | |
| Arlie Maud Martin | 23 November 1883 | Paullina, O'Brien, Iowa | Oliver Martin | Annie Sheets Martin | |
| Violet Melissa Martin | 12 October 1889 | Highland, O'Brien, Iowa | William Martin | Tillie Gray Martin | |
| Michael Edward Mason | 21 November 1897 | Sanborn, O'Brien, Iowa | J. C. Mason | Elleanor Bare | |
| Alta Ethel Mathews | 6 March 1890 | Liberty, Iowa | J. W. Mathews | C. B. Mathews | |
| Jesse Mary Matott | 14 August 1881 | Primghar, O'Brien, Iowa | Andrew Thomas Matott | Nevada Scott Matott | |
| Annie Gertrude Mattson | 29 June 1887 | Paullina, O'Brien, Iowa | Hans Mattson | Emma M. Hullgren Mattson | |
| Eva Mattson | 17 November 1894 | Paullina, O'Brien, Iowa | Hans Mattson | Emma Gultgren Mattson | |
| Lena Rachael Maurer | 3 November 1898 | Lincoln, Iowa | Joseph Maurer | Allie Rote | |
| Leon Maw | 29 October 1897 | Highland, O'Brien, Iowa | August Maw | Lena Stene Block | |
| Clara E. Mays | 24 October 1887 | Liberty, O'Brien, Iowa | Wilis B. Mayes | Arabella Johns Mays | |
| Alta Alien Mccall | 15 August 1891 | Omega Twp , O'Brien, Iowa | Joseph Mccall | Jennie M. Teakle Mccall | |
| Thurman Mccall | 10 January 1897 | Center, O'Brien, Iowa | Harry Herbert Mccall | Ona Wells | |
| Margaret Adeline Mccanley | 11 May 1888 | Highland, O'Brien, Iowa | Wm. H. Mccanley | Janie Irvine Mccanley | |
| Cleo Ruth Mccauley | 22 September 1890 | Sheldon, O'Brien, Iowa | Peter Mccauley | Josephine Cumingham Mccauley | |
| Ralph W. Mccauley | 24 January 1898 | Union, O'Brien, Iowa | W. J. Mccauley | Margaret Kennedy | |
| Robt Mccauley | 14 March 1898 | Dale, O'Brien, Iowa | Robt Mccauley | Sarah Conn | |
| Sarah Mccauley | 23 January 1891 | Paullina, O'Brien, Iowa | Wm J. Mccauley | Margarett Kennedy Mccauley | |
| Janie Mcelwain | 22 October 1884 | Sheldon, O'Brien, Iowa | Oscar Mcelwain | Maryetta Narrow Mcelwain | |
| Cecile Mcclasky | 7 June 1891 | Paullina, O'Brien, Iowa | Walter Everett Mcclasky | Elva Bryan Mcclasky | |
| Lily May Mccormack | 7 March 1897 | Waterman, O'Brien, Iowa | John F. Mccormack | Lily Maher | |
| Florence Mccormick | 18 August 1883 | Sanborn, O'Brien, Iowa | James Mccormick | Louisa Smith Mccormick | |
| Bernice Mccroskey | 23 June 1895 | Paullina, O'Brien, Iowa | Walter E. Mccroskey | Elva Bryson Mccroskey | |
| Flora Mcdougall | 15 August 1883 | Sheldon, O'Brien, Iowa | A. Mcdougall | Maria E. Buchecker Mcdougall | |
| Harry Wayne Mcfarland | 4 October 1887 | Grant Township, Iowa | John E. Mcfarland | Emma Mellay | |
| Anna Laura Mcgann | 9 February 1886 | Carroll, O'Brien, Iowa | Thomas Jos. Mcgann | Ellen Reagen Mcgann | |
| Mary Ann Mcguire | 1 November 1883 | Sanborn, O'Brien, Iowa | John Mcguire | Kate Quinn Mcguire | |
| Edith Merle Mcintire | 11 May 1895 | Sheldon, O'Brien, Iowa | Isaac N. Mcintire | Nellie Crozier Mcintire | |
| Nellie Lucil Mcintire | 13 February 1893 | Sheldon, O'Brien, Iowa | Isaac N. Mcintire | Nellie Crozier | |
| Gertrude Mckeever | 1 February 1883 | Sheldon, O'Brien, Iowa | Hugh F. Mckeever | Mary E. Kearney Mckeever | |
| Elizabeth Mcknight | 8 November 1883 | Liberty, Iowa | William Henry Mcknight | Mary Jane Williamson | |
| Dolly Estella Mckutt | 17 November 1882 | Carroll, O'Brien, Iowa | William Henry Mckutt | Bertie Jane Henry Mckutt | |
| N. M. Mclaughan | 23 September 1892 | Sanborn, O'Brien, Iowa | J. T. Mclaughan | Bell Perry | |
| Ellen Mcclaughlin | 24 July 1880 | Sheldon, O'Brien, Iowa | Wm Mcclaughlin | Ellen Ryan Mcclaughlin | |
| Agnes Mclaury | 13 July 1887 | Sheldon, O'Brien, Iowa | C. S. Mclaury | Fannie H. Willman Mclaury | |
| J. Laverne Mclaury | 25 March 1898 | Sheldon, O'Brien, Iowa | J. L. Mclaury | Ada M. Higley | |
| Emily Elisabeth Mcnutt | 26 November 1884 | Carroll, O'Brien, Iowa | W. H. Mcnutt | Bertie Jane Henry Mcnutt | |
| Mary Emma Mcnutt | 1892 | Carroll, O'Brien, Iowa | M. F. Mcnutt | Emma Mckallip Mcnutt | |
| Nellie Mcnutt | 10 February 1887 | Carroll, O'Brien, Iowa | W. H. Mcnutt | Bertie J. Henery Mcnutt | |
| Cline Velma Mead | 24 April 1895 | Highland, O'Brien, Iowa | Dwight Mead | Helen Buther Mead | |
| Grace Louise Mead | 19 September 1883 | Highland, O'Brien, Iowa | Dwight Mead | Helen Butler Mead | |
| Maud Alta Mead | 18 November 1884 | Sanborn, O'Brien, Iowa | Nathanael Mead | Lodeama Freeman | |
| Elnora Meckel | 27 December 1887 | Lincoln Township, Iowa | Louis Meckel | Helene Koch Meckel | |
| Walter L. Meltredt | 17 April 1898 | Union, O'Brien, Iowa | Andrew Meltredt | Esther M. Thompson | |
| Charles Henry Merchant | 7 August 1897 | Lincoln, Iowa | G. L. Merchant | Ida Miller | |
| Nicholas Joseph Mertes | 21 August 1890 | Liberty Township, Iowa | Nicholas Mertes | Annie Neyers | |
| Grace May Messinger | 21 January 1892 | Primghar, O'Brien, Iowa | Marvin P. Messinger | Susie M. Ermussie | |
| Cecile Genevieve Metcalf | 9 November 1891 | Primghar, O'Brien, Iowa | Jos. Metcalf | Blake | |
| Marie Elizabeth Metcalf | 3 October 1894 | Primghar, O'Brien, Iowa | Thos Metcalf | Lula Goodman Metcalf | |
| Mary Isabel Metcalf | 11 February 1897 | Primghar, O'Brien, Iowa | James Metcalf | Lorena Cottingham | |
| Anna D. Meyer | 17 October 1887 | Union Twp , O'Brien, Iowa | C. H. F. Meyer | Anna H. Ellis Meyer | |
| Ferne Lucidd Meyers | 29 April 1887 | Paullina, O'Brien, Iowa | C. H. Meyers | Mae Nichols Meyers | |
| Stewart Michell | 20 June 1897 | Sanborn, O'Brien, Iowa | Wallace Michell | Celia White | |
| Henry J. Miess | 17 May 1898 | Center, O'Brien, Iowa | Christ F. Miess | Mata M. Thealase | |
| Clarra Francis Mill | 19 April 1897 | Sheldon, O'Brien, Iowa | Hermon August Mill | Albertina Ceopeink | |
| Charles Oliver Miller | 10 October 1897 | Sheldon, O'Brien, Iowa | Charles Dier Miller | Maude M. Parr | |
| Dora Olive Miller | 23 January 1895 | Sutherland, O'Brien, Iowa | Sumner Miller | Idalie Ray Miller | |
| Julius Miller | 30 January 1898 | Sutherland, O'Brien, Iowa | Albert Miller | Rebecca Gross | |
| Lydia Miller | 30 April 1883 | O'Brien County, Iowa | 3 April 1898 German Evangelical St. Paul's, Remsen, Plymouth, Iowa |
Wilhelm Miller | Meta Hoppe |
| Mary E. Miller | 1 April 1895 | Center, O'Brien, Iowa | Joseph E. Miller | Minnie C. South Miller | |
| Rosalia Frances Miller | 17 May 1892 | Lincoln Township, Iowa | Nicholas H. Miller | Annie Stoltenberg | |
| Ruth G. Miller | 14 October 1893 | Liberty, O'Brien, Iowa | Sunner Miller | Nettie I Ray | |
| Tilly Dorothea Sophie Miller | 2 December 1886 | O'Brien County, Iowa | 8 April 1900 German Evangelical St. Paul's, Remsen, Plymouth, Iowa |
Wilhelm Miller | Metha Hoppe |
| Jacoba Johanna Van Mispelean | 14 August 1889 | O'Brien, Iowa | Bruno Van Mispelean | Alida Maria Boclens Van Mispelean | |
| Misseldine | 19 July 1881 | Union Twp, Iowa | Josiah E. Misseldine | E. Lull | |
| Eva M. Misseldine | 26 February 1881 | Union Twp, Iowa | Amos A. Misseldine | Rachel H. Mcdowell | |
| George Clare Mitchell | 30 March 1895 | Liberty Township, Iowa | Thomas R. Mitchell | Leora E. Haymond | |
| Mary Leora Mitchell | 14 February 1884 | Liberty Township, Iowa | Thomas R. Mitchell | Leora E. Haymond | |
| Mona Mitchell | 27 May 1892 | Franklin, O'Brien, Iowa | Wallace Mitchell | Celia White Mitchell | |
| Forest Moding | 23 August 1897 | Waterman, O'Brien, Iowa | Fred Moding | Meta Moding | |
| Allan Leon Moore | 24 June 1890 | Union Township, Iowa | J.J. Moore | Lucy J. Davis Moore | |
| Mary Ellen Moore | 10 February 1885 | Lincoln, IA | George R. Moore | Dillie Hibbs | |
| Moon Moore | 18 January 1891 | Sheldon, O'Brien, Iowa | D. S. Moore | Moore | |
| Rosa May Moore | 17 October 1886 | Lincoln, IA | George R. Moore | Dillie Hibbs | |
| Mary Ried Morey | 10 October 1880 | Sheldon, O'Brien, Iowa | George W Morey | Celia Murphy Morey | |
| Fanny Morrison | 22 March 1889 | Hartley, O'Brien, Iowa | D. G. Morrison | Gertie Bostron Morrison | |
| Mary Margaret Morton | 11 June 1884 | Center, O'Brien, Iowa | John H. Morton | Jennie B. Snuth Morton | |
| Ralph Moyeer | 1 April 1898 | Baker, O'Brien, Iowa | Cord D. Moyer | Hattie Weaver | |
| Almanda Muhz | 27 January 1892 | Omega Twp, O'Brien, Iowa | Hans Muhz | Pauline Mundt Mubz | |
| Herman Muilenburg | 16 October 1895 | Baker, Iowa | Martin Muilenburg | Jennie Oldenkamp | |
| John A. Mulenburg | 5 August 1897 | Lincoln, O'Brien, Iowa | M. Mulenburg | Jennie Olencamp | |
| Dewey Muller | 9 January 1898 | Grant, O'Brien, Iowa | Nicholas Muller | Helena Kieslich | |
| Laura L. Muller | 8 January 1892 | O'Brien, Iowa | Nichalaus T. Muller | Helena Kieslick | |
| Josephine Murphy | 9 October 1895 | Union Twp., Iowa | Claron... A. Murphy | Martha E. Frame | |
| Not Named Murphy | 5 July 1895 | Union Twp., Iowa | Marion ...Ason Murphy | Hattie Samantha Reuz | |
| Mary A. Mutchler | 17 December 1887 | Union Township, Iowa | Cornelius Mutchler | Phebe Pearce Mutchler | |
| Henry John Myers | 17 May 1897 | Center, O'Brien, Iowa | Christ Myers | Matta Thelbore | |
| Pearl Ethel Myers | 12 February 1898 | Franklin Township, Iowa | Chris Myers | Laura E. Wagner |
