People with the last name Union in Wisconsin
- Aaron Union
- Advantage Union
- Alliance Union
- Amer Union
- Andrew Union
- Aryan Union
- Bank Union
- Boilermakers Union
- Brokaw Union
- Cab Union
- Camp Union
- Capital Union
- Citizens Union
- Cleaver Union
- Congregational Union
- Coop Union
- Cooparative Union
- Cooperative Union
- County Union
- Daniel Union
- Educators Union
- Fire Union
- Green Union
- Grill Union
- Grove Union
- Hayward Union
- Hill Union
- Hotel Union
- Jack Union
- John Union
- Kathryn Union
- Kaukauna Union
- La-Tec Union
- Laborers Union
- Ladish Union
- League Union
- Leasing Union
- Lee Union
- Madison Union
- Municipal Union
- Northern Union
- Office Union
- Op Union
- Operative Union
- Pacific Union
- Pacific Rr Union
- Rachel Union
- Ramona Union
- Ronald Union
- Still Union
- Tavern Union
- Terek Union
- Transfer Union
- Ulaneo Union
- Uw Union
- Valley Union
- Western Union
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