| | Harris, C. | Professor | Music | Rockville | 240-567-7271 |  |
| | Harris, LaShaun | Administrative Aide | Counseling and Advising | Germantown | 240-567-6944 | |
| | Harris, Leroy | General Maintenance Worker | Facilities | Rockville | 240-567-7391 | |
| | Harris, Tonya | Administrative Aide | Student Development | Rockville | 240-567-5085 | |
| | Harrison, Christine | Professor | Health Enh. Exer Sc. Phys Ed. | Rockville | 240-567-7579 | |
| | Harrison, Shawn | Director, Public Safety & Emergency Management | Public Safety - Central Facilities | Central Services | 240-567-4292 | |
| | Harshman, Charles | Automotive Technician Lead | Facilities | Germantown | 240-567-7897 | |
| | Harshman, Christie | Building and Grounds Maintenance Manager | Facilities | Germantown | 240-567-7889 | |
| | Harshman, Jo (Joann) | Executive Associate I | Facilities | Germantown | 240-567-7883 | |
| | Harvey, Desiree | Computer Support Specialist | Office of Information Technology | Central Services | 240-567-3164 | |
| | Harvey, Robert | Public Safety Officer | Office of Public Safety | Rockville | 240-567-5111 | |
| | Harwood, Judy | Financial Records Assistant | Workforce Development and Continuing Education | Mannakee | 240-567-2597 | |
| | Hasen, Kidist | Building Service Worker | Facilities | Takoma Park/Silver Spring | 240-567-1570 | |
| | Hatfield, Robert | Grounds Maintenance Worker Lead | Facilities | Germantown | 240-567-1999 | |
| | Hatleberg, Jennifer | Librarian II | Libraries | Takoma Park/Silver Spring | 240-567-1685 | |
| | Hauge, Sharon | Professor | Natural & Applied Sciences, Business, Mgmt. & Info. Sciences | Takoma Park/Silver Spring | 240-567-1442 | |
| | Hawkins, Alphonso | Public Safety Officer | Public Safety | Takoma Park/Silver Spring | 240-567-1600 | |
| | Hawkins, David | Desktop Support Manager | Office of Information Technology | Rockville | 240-567-3024 | |
| | Hawkins, Joan | Counselor | Student Development | Rockville | 240-567-5075 | |
| | Hawkins, Philip | Asset Management Specialist | Office of Information Technology | | 240-567-3066 | |
| | Haydel, Jennifer | Assistant Professor of Political Science | Humanities | Germantown | 240-567-7756 | |
| | Hayes, Michael | PT Faculty | Health | Rockville | 240-567 | |
| | Hayward, Dustin | Public Safety Shift Supervisor | Public Safety | Takoma Park/Silver Spring | 240-567-1319 | |
| | He, Wendy | Associate Professor | Physics, Engineering and Geosciences | Rockville | 240-567-5229 | |
| | Heard, Larry | | Science/Math/Applied Tec | Germantown | 240-567-1937 | |
| | Helsley, Robert | Professor | Visual and Performing Arts | Takoma Park/Silver Spring | 240-567-5811 | |
| | Hengen, R. | Professor | Speech, Dance & Theatre | Rockville | 240-567-7507 | |
| | Henley, Alton | Program Manager II | WDCE | Gaithersburg Business Training Center | 240-567-3826 | |
| | Henley, Cathy | Budget Analyst I | Science Engineering and Mathematics | Rockville | 240-567-8069 | |
| | Henley, William | Supervisor Construction Services - ARA Crew | ARA Crew - Central Facilities | Central Services | 240-567-4287 | |