- 95 Mammals
- 1 Mammoth Hot Springs
- 4 Mammoths
- 1 Management
- 1 Managers
- 1 Manassas National Battlefield Park, Virginia
- 1 Manassas, Virginia
- 2 Manatawna Avenue
- 1 Manatawna Farm
- 3 Manatawna School
- 122 Manayunk
- 7 Manayunk Avenue
- 2 Manayunk Canal
- 5 Manby, Charles, 1804-1884
- 2 Manchester Laundry
- 3 Manchester Mills
- 6 Manchester, England
- 1 Manchow, China
- 1 Manchuria, China (general region)
- 1 Mandell Rubber Specialties Co.
- 1 Mandorlas
- 2 Manhattan Life insurance Co.
- 1 Manhattan Mills (John Culbertson & Son)
- 1 Manheim, Pennsylvania
- 1 Manicules
- 1 Manihot esculenta (species)
- 1 Mankato, Minnesota
- 1 Manlius Torquatus, Titus (Roman dictator and Roman consul)
- 6 Mann, William, 1814-1881.
- 31 Mannequins
- 11 Manners & customs
- 3 Manning Street
- 1 Manning, Maria DeRoux, d. 1849
- 15 Mans?u?r
- 1 Mansion House
- 237 Mansions
- 37 Mantels
- 1 Mantova, Italy
- 3 Mantua, Pennsylvania
- 8 Manufactories
