The big four UK High Street banks are
- Barclays,
- Lloyds,
- HSBC (Formerly Midland Bank, includes Halifax)
- and Natwest.
In recent years, the relative significance of the big four has changed with building societies such as the Halifax becoming banks.
The biggest top 10 Banks in the UK
Note: The second biggest banks is now the Royal bank of Scotland which includes the Halifax as a division.