Mabel, Mac, Macey, Mackenzie, Maddie, Madelin, Madeline, Madge, Madison, Maggie, Mahrio, Malachi, Malcolm, Mali, Malia, Malik, Mallory, Mandy, Manny, Manwel, Marc-antoine, Marcella, Marco, Marcus, Marcy, Margaret, Marge, Maria, Mariah, Mariana, Mariane, Marie, Marina, Marisa, Marjorie, Mark, Marlee, Marlen, Marlo, Marsha, Marshall, Martha, Martin, Martina, Marty, Mary, Mary Beth, Mary Jane, Mary Lou, Mason, Matt, Matthew, Maude, Maureen, Mavrick, Max, Maxime, Maxine, Maxwell, Maya, Mckenna, Mckenzie, Megan, Mel, Melanie, Melinda, Melissa, Melody, Memphis, Mercedes, Meredith, Mia, Micah, Micaiah, Michael, Michela, Michele, Mickey, Miguel, Mija, Mijo, Mike, Mikey, Milan, Miles, Miller, Millie, Mimi, Mindy, Miracle, Miranda, Miriam, Missy, Mitch, Mitchell, Mitzi, Molly, Mona, Monet, Monica, Monique, Morgan, Moses