People with the last name Deffinbaugh in Montana
- Brenda Deffinbaugh
- Brent Deffinbaugh
- Brittany Deffinbaugh
- Carol Deffinbaugh
- Christopher Deffinbaugh
- Corinne Deffinbaugh
- Dacia Deffinbaugh
- Dane Deffinbaugh
- David Deffinbaugh
- Deana Deffinbaugh
- Dillon Deffinbaugh
- Durstin Deffinbaugh
- Edwin Deffinbaugh
- Evelyn Deffinbaugh
- Gary Deffinbaugh
- Grace Deffinbaugh
- Jason Deffinbaugh
- Jim Deffinbaugh
- John Deffinbaugh
- Kayla Deffinbaugh
- Kevin Deffinbaugh
- Lisa Deffinbaugh
- Lyle Deffinbaugh
- Mary Deffinbaugh
- N Deffinbaugh
- Patty Deffinbaugh
- Rebecca Deffinbaugh
- Rick Deffinbaugh
- Samuel Deffinbaugh
- Tyler Deffinbaugh
- Vicki Deffinbaugh
- William Deffinbaugh
- Zachary Deffinbaugh
- Zack Deffinbaugh
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