| The Maryland State Police Cold Case Unit works to solve homicide cases that have remained unsolved for a significant period of time.... Click on the name of the victim to view the details of the case. |
| Victim's Name | Victim's Age / Sex / Race | Location of Homicide | Date |
| Bass, Leroy | Unk / Male / Unknown | Elkridge | 11/29/1976 |
| Bell, David | 49 / Male / White | Crisfield | 2/9/1997 |
| Bishop, Victor | 28 / Male / Black | Harford County | 8/1/1996 |
| Blakeley, James | 17 / Male / White | Edgewood | 4/1/1990 |
| Bloom, Brenda | 29 / Female / White | Glen Burnie | 9/25/1986 |
| Burrell, Raymond | 19 / Male / Black | Leonardtown | 1/6/1980 |
| Butts, Geraldine “ Gerry” | 27 / Female / White | Sandy Hook | 3/20/1983 |
| Byrd, Chopan | 16 / Male / Black | New Market | 12/23/1975 |
| Charlton, Joan | 19 / Female / Black | Frostburg | 9/11/1983 |
| Church, Earl | 58 / Male / Black | Salisbury | 9/23/1985 |
| Clark, John | 17 / Male / White | Hancock | 7/11/1975 |
| Cole, Shirley | 27 / Female / White | Perryville | 11/22/1970 |
| Collins, Gregory | 31 / Male / White | Vienna | 6/4/2001 |
| Dement, Thomas | 16 / Male / White | Dunkirk | 6/19/1981 |
| Elliott, William | 70 / Male / White | Salisbury | 3/20/2001 |
| Ennis, Lonnie | 41 / Male / White | South Haven Road | 5/3/1971 |
| Faulkner, Sarah | 66 / Female / White | Elkridge | 4/25/1979 |
| Faulkner, Carvel | 68 / Male / White | Elkridge | 4/25/1979 |
| Frey, Donna | 22 / Female / White | Ft Meade | 12/6/1976 |
| Fritz, Goldie | 21 / Female / White | Hancock | 3/13/1979 |
| Gardner, Tonya | 48 / Female / White | Howard | 8/27/1996 |
| Gehman, Kennette | 17 / Female / White | Darlington | 9/3/1983 |
| Grace, Maurice | 26 / Male / Black | Jessup | 1/9/1992 |
| Hackey, Robert | 41 / Male / Black | Frederick | 9/8/1962 |
| Hamlet, Ray | 23 / Male / Black | Jessup | 1/11/2001 |
| Harris, Homer | 55 / Male / White | Monocacy River | 11/18/1963 |
| Harrod, Milton | 39 / Male / Black | Unknown | 2/16/1997 |
| Horsey, Kathy | 23 / Female / Black | Salisbury | 10/21/1992 |
| Jackson Jr., Paul | 24 / Male / Black | Camp Springs | 9/14/1972 |
| Kelly, Mary | 28 / Female / White | Patterson Mill Road | 4/21/1988 |
| Keyser, Robert | 21 / Male / White | Columbia | 7/15/1986 |
| Knox, Keith | 21 / Male / Black | Stockton | 6/30/1990 |
| Koontz, Sharon | 26 / Female / White | Baltimore | 9/23/1988 |
| Lentz, Paul | 14 / Male / White | Urbana | 6/18/1975 |
| Lewis, Roy | Unk / Male / Unknown | Sabillisville | 11/10/1984 |
| Lloyd, John | 48 / Male / White | Brunswick | 4/27/1945 |
| MacIntire, Rosemary | 21 / Female / White | Harrison Road | 12/10/1969 |
| Magaro, Sheree | 30 / Female / White | Earleville | 2/?/1987 |
| Martin, Raymond | 34 / Male / White | Waldorf | 12/12/1970 |
| McComas, Carolyn | 41 / Female / White | Havre De Grace | 10/14/1986 |
| Meadows, Johnny | 34 / Male / White | White Marsh | 9/6/1970 |
| Meister, Odessa | 35 / Female / White | Cumberland | 12/20/1952 |
| Moates, Charles | 73 / Male / White | Dayton Ave | 4/23/1955 |
| Moore, Gary | 25 / Male / White | Pasadena | 3/12/1979 |
| Morales, Marcos | 19 / Male / Hispanic | Marion | 7/18/1992 |
| Mosley, Reuben | 34 / Male / Black | Salisbury | 7/10/1990 |
| Owens, Willie | Unk / Male / Unknown | Jessup | 7/14/1997 |
| Plew, Kenneth | 75 / Male / White | Eden | 12/31/1981 |
| Polk, Pennock | 83 / Male / Black | Eden | 1/10/1987 |
| Replane, Aleene | 23 / Female / White | Ellicott City | 1/21/1963 |
| Ryder, Lisa | 40 / Female / White | Sharpsburg | 12/22/1978 |
| Shroyer, Leo | 88 / Male / White | Ellerslie | 10/22/1976 |
| Shuck, Dusty | 25 / Female / White | Frederick | 5/4/2006 |
| Sipling, Robert | 44 / Male / White | Westminster | 12/29/1982 |
| Sizemore, Daniel | 52 / Male / White | Severna Park | 12/23/1983 |
| Smith, Robert | 35 / Male / Black | Quantico | 11/30/1995 |
| Steele, Leonard | 43 / Male / White | Perryville | 4/13/1990 |
| Stoddard, James | 45 / Male / White | Annapolis | 2/2/1981 |
| Tilghman, Jacqueline | 40 / Female / Black | Marion | 12/27/1995 |
| Wagoner, Mildred | 45 / Female / White | Sharpsburg | 12/29/1993 |
| Welch, Jean | 72 / Female / White | Cumberland | 5/17/1965 |
| Wessells, Beatrice | 80 / Female / Black | Pocomoke | 1/7/1989 |
| West, Colleen | 39 / Female / White | Salisbury | 9/9/1989 |
| Williams, Diane | 17 / Female / Black | Prince Georges | 9/5/1972 |
| Wood, Terry | 24 / Male / Black | Hebron | 1/13/1997 |
| Young, Mack | 27 / Male / Black | Jessup | 2/1/1995 |
| Zimmerman, Lorraine | 15 / Female / White | Boonsboro | 4/6/1984 |