<Table> <Tr> <Th colspan="2"> Jackie Robbins </Th> </Tr> <Tr> <Th> First appearance </Th> <Td> January 5 , 1995 ( Season 1 : `` Happy New Year '' ) </Td> </Tr> <Tr> <Th> Last appearance </Th> <Td> December 13 , 2001 ( Season 8 : `` I 'll Be Home for Christmas '' ) </Td> </Tr> <Tr> <Th> Portrayed by </Th> <Td> Khandi Alexander </Td> </Tr> <Tr> <Th colspan="2"> Information </Th> </Tr> <Tr> <Th> Gender </Th> <Td> Female </Td> </Tr> <Tr> <Th> Spouse ( s ) </Th> <Td> Walt Robbins </Td> </Tr> <Tr> <Th> Children </Th> <Td> Joanie Robbins Steven Robbins Jesse Robbins </Td> </Tr> <Tr> <Th> Relatives </Th> <Td> Peter Benton ( brother ) Cleo Finch ( sister - in - law ) Reese Benton ( nephew ) Mae Benton ( mother ) </Td> </Tr> </Table>
who played peter benton 's sister on er
Jackie Robbins