People : Haylie Duff to Joanne Duff
Hazel Duff 2 people
Heather Duff 9 people
Heidi Duff 3 people
Helen Duff 3 people
Henry Duff 2 people
Herbert Duff 5 people
Hilton Duff 2 people
Holly Duff 3 people
Howard Duff 7 people
Hugh Duff 2 people
Ian Duff 2 people
Ira Duff 2 people
Irene Duff 4 people
Isabel Duff 2 people
Iva Duff 3 people
Jack Duff 5 people
Jackie Duff 4 people
Jacob Duff 2 people
Jacqueline Duff 5 people
James Duff 78 people
Jamie Duff 8 people
Jamin Duff 2 people
Jana Duff 2 people
Jane Duff 3 people
Janet Duff 7 people
Janice Duff 3 people
Jared Duff 3 people
Jason Duff 12 people
Jay Duff 2 people
Jean Duff 3 people
Jeanette Duff 4 people
Jeanna Duff 2 people
Jeanne Duff 2 people
Jeffrey Duff 10 people
Jenelle Duff 3 people
Jennifer Duff 41 people
Jenny Duff 3 people
Jeremy Duff 4 people
Jerry Duff 4 people
Jesse Duff 5 people
Jessica Duff 7 people
Jill Duff 5 people
Jim Duff 4 people
Jimmy Duff 3 people
Joan Duff 6 people
Joann Duff 3 people
Joanne Duff 7 people