Dec 15 (Reuters) - Banco Santander CEO Jose Alvarez:
* Says does not see London disappearing as a financial hub following Britain's decision to leave the European Union but may become smaller.
* "I don't think the 'City' will disappear as a financial hub, it will still be the most important financial hub in Europe," he told a banking conference.
* "But we might be approaching a model which is more similar to the one that exists in the US, with businesses split between New York, Chicago and Los Angeles," he said. Source text for Eikon: Further company coverage: (Reporting by Madrid newsroom)