<Tr> <Th> Year </Th> <Th> Recipient (s) </Th> <Th> Role (s) </Th> <Th> Work (s) </Th> <Th> Language (s) </Th> <Th> Refs . </Th> </Tr> <Tr> <Td> 1967 (15th) </Td> <Th> Nargis Dutt </Th> <Td> Varuna / Peggy </Td> <Td> Raat Aur Din </Td> <Td> Hindi </Td> <Td> </Td> </Tr> <Tr> <Td> 1968 (16th) </Td> <Th> Sharada </Th> <Td> Vijaya </Td> <Td> Thulabharam </Td> <Td> Malayalam </Td> <Td> </Td> </Tr> <Tr> <Td> 1969 (17th) </Td> <Th> Madhabi Mukherjee </Th> <Td> Supriya </Td> <Td> Dibratrir Kabya </Td> <Td> Bengali </Td> <Td> </Td> </Tr>

Which actress won first indian national award in best actress category
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