<P> "I Don't Know Why You Don't Want Me" is a song co-written and recorded by American country music artist Rosanne Cash . It was released in February 1985 as the first single from the album Rhythm & Romance . "I Don't Know Why You Don't Want Me" was Rosanne Cash's fourth number one on the country charts . The single stayed at number one for a single week and spent a total of 15 weeks on the chart . Cash wrote the song with then - husband Rodney Crowell . </P> <Table> <Tr> <Th> Chart (1985) </Th> <Th> Peak position </Th> </Tr> <Tr> <Td> US Hot Country Songs (Billboard) </Td> <Td> </Td> </Tr> <Tr> <Td> U.S. Billboard Hot Adult Contemporary Tracks </Td> <Td> 16 </Td> </Tr> <Tr> <Td> Canadian RPM Country Tracks </Td> <Td> </Td> </Tr> </Table> <Tr> <Th> Chart (1985) </Th> <Th> Peak position </Th> </Tr> <Tr> <Td> US Hot Country Songs (Billboard) </Td> <Td> </Td> </Tr>

Rosanne cash i don't know why you don't want me