| Name | State | County | Convicted | Exonerated | Crime | Sentence | Years lost | Age | Race | Sex | Posting Date |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mapp, Derrick | Illinois | Cook | 2006 | 2020 | Drug Possession or Sale | 4 years | 1.8 | 33 | Black | Male | 01-19-2021 |
| Marble, Cody | Montana | Missoula | 2002 | 2017 | Child Sex Abuse | 5 years | 13.4 | 17 | White | Male | 01-08-2017 |
| Marcinkiewicz, Theodore | Illinois | Cook | 1933 | 1950 | Murder | Life | 16.3 | 25 | White | Male | 03-13-2018 |
| Marcucci, Paul | Massachusetts | Bristol | 2011 | 2016 | Arson | 8 to 10 years | 5.1 | 47 | White | Male | 08-04-2016 |
| Marcum, Chad | Indiana | Madison | 1997 | 2011 | Murder | 71 years | 13.3 | 20 | White | Male | 06-21-2024 |
| Mardlin, Frederick | Michigan | St. Clair | 2007 | 2013 | Arson | 3 to 20 years | 4.5 | 31 | White | Male | 02-25-2013 |
| Marez, Vincent | Arizona | Maricopa | 2018 | 2019 | Traffic Offense | 1 day | 0 | 20 | Hispanic | Male | 09-05-2024 |
| Marino, Richard J. | New York | Monroe | 1976 | 1978 | Murder | 25 years to life | 1.6 | 32 | White | Male | 03-13-2018 |
| Marion, William Jackson | Nebraska | Gage | 1887 | 1987 | Murder | Death | 0 | White | Male | 03-13-2018 | |
| Marotta, Thomas E. | New York | Monroe | 1976 | 1978 | Murder | 25 years to life | 1.2 | 30 | White | Male | 03-13-2018 |
| Marrero, Elvio | Massachusetts | Franklin | 1996 | 2026 | Murder | Life | 27.5 | 33 | Hispanic | Male | 07-06-2026 |
| Marsh, Guy Gordon | Maryland | Anne Arundel | 1973 | 1987 | Murder | Life | 13.8 | 25 | White | Male | 03-13-2018 |
| Marsh, Kenneth | California | San Diego | 1983 | 2004 | Murder | 15 to Life | 20.7 | 28 | White | Male | 08-29-2011 |
| Marshall, Arvel | New York | Kings | 2009 | 2024 | Murder | 25 to life | 14.7 | 35 | Black | Male | 08-16-2024 |
| Marshall, Hubert Jr. | Michigan | Wayne | 1990 | 1997 | Murder | 25 to 50 years | 7.3 | 22 | Black | Male | 01-09-2024 |
| Marshall, Joseph | Texas | Swisher | 2000 | 2003 | Drug Possession or Sale | Probation | 0 | 20 | Black | Male | 06-01-2022 |
| Marshall, Michael | Georgia | Fulton | 2008 | 2009 | Robbery | 4 years | 1.8 | 41 | Black | Male | 08-29-2011 |
| Marshall, Ronnie | Tennessee | Sumner | 1990 | 1996 | Murder | Life | 5.4 | 28 | White | Male | 08-29-2011 |
| Martel, Clayton | Texas | Harris | 2013 | 2015 | Drug Possession or Sale | 30 days | 0.1 | 32 | Black | Male | 10-28-2015 |
| Martin, Darnell | Illinois | Cook | 2004 | 2022 | Drug Possession or Sale | Probation | 0 | 22 | Black | Male | 02-14-2022 |
| Martin, Doris | Texas | Harris | 2011 | 2024 | Drug Possession or Sale | 180 days | 0.5 | 49 | Black | Female | 10-02-2024 |
| Martin, Lawrence | California | Santa Clara | 1998 | 2020 | Weapon Possession or Sale | 25 to Life | 19.6 | 38 | Don't Know | Male | 05-03-2021 |
| Martin, Mario | Texas | Harris | 2008 | 2010 | Drug Possession or Sale | 30 days | 0.1 | 17 | Black | Male | 04-26-2014 |
| Martin, Rashon | New York | Bronx | 2013 | 2019 | Weapon Possession or Sale | 3 years | 5.3 | 20 | Black | Male | 07-28-2020 |
| Martin, Wayne | New York | Kings | 2010 | 2016 | Murder | Life without parole | 6.1 | 35 | Black | Male | 09-12-2016 |
| Martin, Willie | Illinois | Cook | 2007 | 2018 | Drug Possession or Sale | 3 years and 6 months | 1.4 | 24 | Black | Male | 12-09-2018 |
| Martinez, Angelo | New York | Queens | 1986 | 2002 | Murder | 25 to Life | 15.8 | 19 | Hispanic | Male | 08-29-2011 |
| Martinez, Antonio | Pennsylvania | Philadelphia | 1990 | 2020 | Murder | Life | 30.5 | 37 | Hispanic | Male | 11-09-2020 |
| Martinez, Benny | New Mexico | Eddy | 1998 | 2001 | Murder | 20 years | 3.0 | 42 | Hispanic | Male | 02-28-2017 |
| Martinez, John | Illinois | Cook | 2001 | 2023 | Murder | 25 years | 21.5 | 18 | Hispanic | Male | 03-03-2023 |
| Martorano, Raymond | Pennsylvania | Philadelphia | 1984 | 1999 | Murder | Life without parole | 15.3 | 53 | White | Male | 11-17-2014 |
| Mason, Lucius Jr. | New York | New York | 1984 | 1988 | Murder | 20 to Life | 4.3 | 18 | White | Male | 03-13-2018 |
| Mason, Terrence | New York | Queens | 1987 | 1995 | Robbery | 10 to 20 years | 6.7 | 32 | Black | Male | 12-03-2013 |
| Massey, Kenneth | Texas | El Paso | 1953 | 1954 | Robbery | 15 years | 1.9 | 25 | White | Male | 03-15-2021 |
| Massingill, Jamille | Ohio | Cuyahoga | 2020 | 2023 | Weapon Possession or Sale | 2 years | 1.5 | 38 | Black | Male | 01-04-2024 |
| Masterson, Kerry | Illinois | Cook | 2011 | 2017 | Murder | 58 years | 6.0 | 23 | Hispanic | Female | 11-10-2017 |
| Mata, Laura | Texas | Swisher | 1999 | 2003 | Drug Possession or Sale | 5 years | 4.0 | 21 | Hispanic | Female | 06-07-2022 |
| Matamoros, Carlos | Texas | Harris | 2015 | 2016 | Drug Possession or Sale | 10 days | 0 | 19 | Hispanic | Male | 05-20-2016 |
| Mathews, Aaron | Texas | Harris | 2013 | 2023 | Drug Possession or Sale | 180 days | 0.5 | 25 | Black | Male | 05-01-2023 |
| Mathis, Kelly | Florida | Seminole | 2013 | 2017 | Fraud | 6 years | 0 | 59 | White | Male | 04-19-2017 |
| Mathis, Ovid | Texas | Cass | 1934 | 1939 | Robbery | 30 years | 4.0 | 27 | White | Male | 07-30-2026 |
| Matta Ballesteros, Juan | Fed-CA | (Central) | 1990 | 2018 | Kidnapping | Life without parole | 0 | 40 | Hispanic | Male | 04-20-2020 |
| Matthews, Brent | Fed-MD | 2011 | 2017 | Drug Possession or Sale | 3 years and 10 months | 2.3 | 36 | Black | Male | 06-06-2019 | |
| Matthews, Ernest | North Carolina | Duplin | 1993 | 2016 | Murder | 20 years | 6.9 | 20 | Black | Male | 10-26-2016 |
| Matthews, Ryan | Louisiana | Jefferson | 1999 | 2004 | Murder | Death | 5.1 | 17 | Black | Male | 08-29-2011 |
| Maxson, Mark | Illinois | Cook | 1994 | 2016 | Murder | Life without parole | 22.5 | 31 | Black | Male | 10-02-2016 |
| Maxwell, Bobby Joe | California | Los Angeles | 1984 | 2018 | Murder | Life without parole | 34.1 | 29 | Black | Male | 08-16-2018 |
| Mayberry, David | Illinois | Cook | 2006 | 2020 | Drug Possession or Sale | 1 year | 0.4 | 35 | Black | Male | 04-13-2020 |
| Mayfield, Barry | Texas | Harris | 2009 | 2016 | Drug Possession or Sale | Probation | 0 | 20 | Black | Male | 09-04-2016 |
| Maynard, William A. | New York | New York | 1970 | 1974 | Manslaughter | 10 to 20 years | 3.3 | 33 | Black | Male | 03-13-2018 |
| Mayo, Kareem | New York | Kings | 2001 | 2023 | Murder | 25 to Life | 21.8 | 25 | Black | Male | 10-25-2023 |
| Mays, Anthony | Illinois | Cook | 2006 | 2020 | Drug Possession or Sale | 2 years and 6 months | 1.3 | 24 | Black | Male | 02-26-2020 |
| Mays, Anthony | Illinois | Cook | 2003 | 2022 | Drug Possession or Sale | 3 years | 1.2 | 20 | Black | Male | 02-13-2022 |
| Mays, Anthony | Illinois | Cook | 2004 | 2022 | Drug Possession or Sale | 2 years | 0.9 | 22 | Black | Male | 05-10-2022 |
| Maysonet, Jose | Illinois | Cook | 1995 | 2017 | Murder | Life without parole | 22.3 | 22 | Hispanic | Male | 11-20-2017 |
| Mazur, Andre | Oregon | Multnomah | 2012 | 2016 | Drug Possession or Sale | Probation | 0 | 21 | White | Male | 12-09-2016 |
| Mazza, Anthony | Massachusetts | Suffolk | 1973 | 2021 | Murder | Life without parole | 47.2 | 25 | White | Male | 06-13-2021 |
| McAnally, Tamara | California | San Diego | 2004 | 2011 | Fraud | Probation | 0 | 32 | White | Female | 06-21-2012 |
| McBride, Dorreon | Michigan | Wayne | 2016 | 2024 | Murder | Life without parole | 3.6 | 21 | Black | Male | 11-08-2025 |
| McCabe, Travis | Fed-LA | (Eastern) | 2010 | 2014 | Perjury | Not Sentenced | 0 | 39 | White | Male | 02-20-2014 |
| McCallum, David | New York | Kings | 1986 | 2014 | Murder | 25 to life | 28.0 | 16 | Black | Male | 10-16-2014 |
| McCann, Raymond II | Michigan | St. Joseph | 2015 | 2017 | Perjury | 1 year and 8 months | 0.8 | 45 | White | Male | 12-11-2017 |
| McCardle, Da Vontae | Texas | Harris | 2015 | 2016 | Drug Possession or Sale | 15 days | 0 | 22 | Black | Male | 05-31-2016 |
| McCarn, Herschel | Alabama | Fayette | 1934 | 1940 | Robbery | 25 years | 6.7 | 26 | White | Male | 12-07-2025 |
| McCarty, Desmond | Illinois | Cook | 2001 | 2017 | Drug Possession or Sale | 4 years | 1.6 | 17 | Black | Male | 08-07-2024 |
| McCastle, Michael | Illinois | Cook | 1989 | 2025 | Murder | 55 years | 28.9 | 27 | Black | Male | 07-23-2025 |
| McClain, Anthony | Ohio | Hamilton | 1995 | 2006 | Murder | 18 to life | 10.8 | 35 | Black | Male | 09-05-2013 |
| McClaugherty, Charles | New Mexico | Bernalillo | 2001 | 2008 | Murder | Life | 2.2 | 18 | White | Male | 07-02-2014 |
| McClendon, Sean | Illinois | Cook | 2016 | 2024 | Weapon Possession or Sale | 8 years | 5.9 | 26 | Black | Male | 06-03-2025 |
| McCloud, Armond Jr. | New York | Queens | 1996 | 2023 | Murder | 25 to life | 26.9 | 20 | Black | Male | 09-12-2023 |
| McCoy, Isaiah | Delaware | Kent | 2012 | 2017 | Murder | Death | 4.6 | 22 | Black | Male | 02-03-2017 |
| McCoy, Sherman | Pennsylvania | Philadelphia | 2016 | 2019 | Murder | Life without parole | 2.6 | 20 | Black | Male | 05-22-2019 |
| McCoy, Troshawn | Illinois | Cook | 1998 | 2017 | Murder | 55 years | 18.2 | 17 | Black | Male | 03-01-2017 |
| McCray, Brian | Virginia | Norfolk City | 1993 | 1994 | Murder | 43 years | 0.8 | 24 | Black | Male | 10-12-2011 |
| McCray, Vincent | Texas | Swisher | 2000 | 2003 | Drug Possession or Sale | 3 years | 1.3 | 36 | Black | Male | 06-01-2022 |
| McCrimmon, Christopher | Arizona | Pima | 1993 | 1997 | Murder | Death | 0 | 20 | Black | Male | 08-29-2011 |
| McCullough, Robert | Indiana | LaPorte | 1990 | 1998 | Child Abuse | 20 years | 8.1 | 24 | White | Male | 01-16-2018 |
| McCully, Dwayne | Ohio | Cuyahoga | 2018 | 2025 | Robbery | 25 years | 3.6 | 18 | Black | Male | 01-13-2026 |
| McDaniels, Anthony | Illinois | Cook | 2011 | 2018 | Weapon Possession or Sale | 12 years | 7.3 | 40 | Black | Male | 11-28-2018 |
| McDermott, Michael | Idaho | Bonner | 2019 | 2023 | Murder | 10 to 25 years | 2.5 | 47 | White | Male | 09-05-2023 |
| McDonald, Leon | Texas | Harris | 2007 | 2016 | Drug Possession or Sale | 9 months | 0.4 | 39 | Black | Male | 07-15-2016 |
| McDonald, Octayvia | Illinois | Cook | 2005 | 2018 | Drug Possession or Sale | Probation | 0 | 17 | Black | Female | 12-09-2018 |
| McDowell, Antonio | Illinois | Cook | 1999 | 2024 | Murder | 88 years | 21.2 | 21 | Black | Male | 06-16-2025 |
| McDowell, Emel | New York | Kings | 1992 | 2023 | Murder | 22 to Life | 17.8 | 17 | Black | Male | 05-01-2023 |
| McDowell, John "Jack" | New Mexico | Sandoval | 2014 | 2019 | Murder | 30 to Life | 5.0 | 54 | White | Male | 02-10-2020 |
| McElwrath, John | Tennessee | Weakley | 1903 | 1915 | Murder | Death | 11.5 | Black | Male | 03-13-2018 | |
| McGee, Jameel | Fed-MI | Western | 2006 | 2009 | Drug Possession or Sale | 9 years | 2.8 | 25 | Black | Male | 11-12-2024 |
| McGee, Leroy | Florida | Broward | 1991 | 1995 | Robbery | 4 years and 6 months | 3.2 | 23 | Black | Male | 08-29-2011 |
| McGee, Marvin | Texas | Harris | 2014 | 2015 | Drug Possession or Sale | 30 days | 0.1 | 32 | Black | Male | 11-02-2015 |
| McGee, Rickey | Massachusetts | Suffolk | 1998 | 2025 | Murder | Life without parole | 26.0 | 19 | Black | Male | 11-23-2025 |
| McGhee, Curtis | Iowa | Pottawattamie | 1978 | 2011 | Murder | Life | 25.4 | 17 | Black | Male | 05-29-2013 |
| McGill, Claude | California | Los Angeles | 1965 | 1965 | Robbery | 5 years to life | 0.1 | 29 | Don't Know | Male | 02-10-2026 |
| McGinnis, Damian | Texas | Harris | 2013 | 2023 | Drug Possession or Sale | 7 months | 0.6 | 24 | Black | Male | 01-09-2024 |
| McIntosh, Norman | Illinois | Cook | 2003 | 2016 | Murder | 45 years | 12.8 | 23 | Black | Male | 10-26-2016 |
| McIntyre, Lamonte | Kansas | Wyandotte | 1994 | 2017 | Murder | Life | 23.0 | 17 | Black | Male | 10-16-2017 |
| McIntyre, Richard | North Dakota | Burleigh | 1991 | 1992 | Assault | 60 days | 0.2 | 31 | White | Male | 02-16-2014 |
| McKee, Dean | Florida | Hillsborough | 1988 | 2019 | Murder | Life | 29.6 | 16 | White | Male | 02-14-2019 |
| McKee, Larry | New York | Bronx | 1997 | 2018 | Murder | 24 to life | 20.7 | 25 | Black | Male | 02-01-2018 |
| McKelvey, Michael | Texas | Harris | 2009 | 2016 | Drug Possession or Sale | 6 months | 0.3 | 20 | Black | Male | 07-15-2016 |
| McKenzie, John | New Jersey | Mercer | 1948 | 1951 | Murder | Death | 2.9 | 24 | Black | Male | 03-13-2018 |