<Table> <Tr> <Th_colspan="2"> Dancing with the Stars (season 21) </Th> </Tr> <Tr> <Td_colspan="2"> Promotional poster, featuring pro dancers Peta Murgatroyd and Artem Chigvintsev </Td> </Tr> <Tr> <Th> Country of origin </Th> <Td> United States </Td> </Tr> <Tr> <Th> No. of episodes </Th> <Td> 14 </Td> </Tr> <Tr> <Th_colspan="2"> Release </Th> </Tr> <Tr> <Th> Original network </Th> <Td> ABC </Td> </Tr> <Tr> <Th> Original release </Th> <Td> September 14 (2015 - 09 - 14)--November 24, 2015 (2015 - 11 - 24) </Td> </Tr> <Tr> <Th_colspan="2"> Additional information </Th> </Tr> <Tr> <Th> Celebrity winner </Th> <Td> Bindi Irwin </Td> </Tr> <Tr> <Th> Professional winner </Th> <Td> Derek Hough </Td> </Tr> <Tr> <Th_colspan="2"> Season chronology </Th> </Tr> <Tr> <Td_colspan="2"> ← Previous Season 20 Next → Season 22 </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Dancing with the Stars (season 21) </Th> </Tr>

Who was the winner of dancing with the stars season 21