People with the last name Mallahan in Illinois
- Aaron Mallahan
- Beverly Mallahan
- Charles Mallahan
- Coonor Mallahan
- Diane Mallahan
- James Mallahan
- Jenny Mallahan
- Joe Mallahan
- Joyce Mallahan
- Marcia Mallahan
- Margaret Mallahan
- Mary Mallahan
- Michael Mallahan
- Mike Mallahan
- Nancy Mallahan
- Pasek Mallahan
- Paulette Mallahan
- Pertasha Mallahan
- Richard Mallahan
- Rick Mallahan
- Robert Mallahan
- Skyler Mallahan
- Susan Mallahan
- Travis Mallahan
<1>