The acronym UBL can also mean:
- Usama bin Ladin (1957–2011), Saudi-born militant and founder of al-Qaeda
- Hubli Junction railway station, station code: UBL
- Ulster Bank Limited, a retail banking subsidiary of NatWest Group
- Ultimate Band List
- United Bank Limited
- Unilever Bangladesh Limited
- United Basketball League
- Universal Business Language, an ISO standard XML vocabulary for invoices, purchase orders, waybills, etc.
- University Baseball League, a collegiate baseball league in Taiwan
- Ubiquitin-like proteins