People : Margot Duvall to Molly Duvall
Maria Duvall 6 people
Marian Duvall 2 people
Marie Duvall 7 people
Marilyn Duvall 9 people
Marion Duvall 2 people
Marjorie Duvall 2 people
Mark Duvall 21 people
Marla Duvall 2 people
Marlene Duvall 2 people
Martha Duvall 4 people
Marty Duvall 3 people
Marvin Duvall 2 people
Mary Duvall 35 people
Maryann Duvall 3 people
Matthew Duvall 7 people
Maxine Duvall 2 people
Megan Duvall 3 people
Melissa Duvall 19 people
Melodie Duvall 2 people
Melvin Duvall 2 people
Michael Duvall 51 people
Micheal Duvall 2 people
Michele Duvall 2 people
Michelle Duvall 11 people
Mike Duvall 9 people
Mildred Duvall 2 people
Miller Duvall 2 people
Mindy Duvall 2 people