<Table> Copa del Rey <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Founded </Th> <Td> 1903 </Td> </Tr> <Tr> <Th> Region </Th> <Td> Spain </Td> </Tr> <Tr> <Th> Number of teams </Th> <Td> 83 </Td> </Tr> <Tr> <Th> Qualifier for </Th> <Td> UEFA Europa League </Td> </Tr> <Tr> <Th> Domestic cup (s) </Th> <Td> Supercopa de España </Td> </Tr> <Tr> <Th> Current champions </Th> <Td> Barcelona (30th title) </Td> </Tr> <Tr> <Th> Most successful club (s) </Th> <Td> Barcelona (30 titles) </Td> </Tr> <Tr> <Th> Television broadcasters </Th> <Td> List of broadcasters </Td> </Tr> <Tr> <Th> Website </Th> <Td> rfef.es </Td> </Tr> <Tr> <Td_colspan="2"> 2017--18 Copa del Rey </Td> </Tr> </Table> <Tr> <Th> Founded </Th> <Td> 1903 </Td> </Tr>

Who has won the most copa del reys
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