- Abraham Flack
- Arlene Flack
- Barbara Flack
- Becky Flack
- Charles Flack
- Charles (Dr) Flack
- Ethel Newell Flack
- Freda Flack
- Harry Flack
- Harry Everett Flack
- Hyman Flack
- Israel Flack
- Lenore Flack
- Lieut Flack
- Marion Flack
- Martin King Flack
- Melvyn W. Flack
- Minnie Flack
- Morris Flack
- Moses Flack
- Muriel Hope Flack
- Rachel Flack
- Rivian Flack
- S. William Flack
- Sol Flack