People with the last name Gapp in Wisconsin
- Barbara Gapp
- Barbetta Gapp
- Bernice Gapp
- Bill Gapp
- Bruce Gapp
- Daniel Gapp
- Deborah Gapp
- Dennis Gapp
- Elizabeth Gapp
- Emily Gapp
- Ethel Gapp
- Gerry Gapp
- Gilbert Gapp
- James Gapp
- Jennifer Gapp
- Jeremy Gapp
- Jonathan Gapp
- Joshua Gapp
- Judy Gapp
- Julie Gapp
- Patricia Gapp
- Paul Gapp
- Phyllis Gapp
- Samantha Gapp
- Sara Gapp
- Scott Gapp
- Steven Gapp
- Theresa Gapp
- William Gapp
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