United National Bank
- Country: United Arab Emirates
- Type: Bank
- Website: www.unb.co.ae
- Update: 05-02
Union National Bank (UNB) one of the largest banks in the UAE, was formed in 2007 by the merger of Emirates Bank International and National Bank of Dubai, and was ranked 1502 on the 2014 Forbes Global Corporate Ranked 1502nd in the 2014 Forbes Global 2000.