<Li> Joy Struthers (portrayed by Amber Stevens; season 10--11) is Rossi's daughter from his short - lived second marriage to French diplomat Hayden Montgomery . When they divorced, Hayden didn't tell him she was pregnant, and Joy thought her father was her mother's second husband, who finally told her the truth before dying from cancer . In the episode "Fate" (10x09), Joy seeks Rossi out and they're getting to know each other . Joy is a reporter and true - crime writer and is married . She has a 2 - year - old son called Kai . </Li> <P> As of April 18, 2018, 299 episodes of Criminal Minds have aired, concluding the thirteenth season . </P> <Table> <Tr> <Th_colspan="2"> Season </Th> <Th_colspan="2"> Episodes </Th> <Th_colspan="2"> Originally aired </Th> <Th_colspan="2"> Nielsen ratings </Th> </Tr> <Tr> <Th> First aired </Th> <Th> Last aired </Th> <Th> Rank </Th> <Th> Rating </Th> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 22 </Td> <Td_colspan="1"> September 22, 2005 (2005 - 09 - 22) </Td> <Td> May 10, 2006 (2006 - 05 - 10) </Td> <Td> 27 </Td> <Td> 8.2 </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 23 </Td> <Td_colspan="1"> September 20, 2006 (2006 - 09 - 20) </Td> <Td> May 15, 2007 (2007 - 05 - 15) </Td> <Td> 18 </Td> <Td> 8.8 </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 20 </Td> <Td_colspan="1"> September 26, 2007 (2007 - 09 - 26) </Td> <Td> May 21, 2008 (2008 - 05 - 21) </Td> <Td> 18 </Td> <Td> 8.2 </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 26 </Td> <Td_colspan="1"> September 24, 2008 (2008 - 09 - 24) </Td> <Td> May 20, 2009 (2009 - 05 - 20) </Td> <Td> 11 </Td> <Td> 9.4 </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> 5 </Td> <Td_colspan="2"> 23 </Td> <Td_colspan="1"> September 23, 2009 (2009 - 09 - 23) </Td> <Td> May 26, 2010 (2010 - 05 - 26) </Td> <Td> 14 </Td> <Td> 8.5 </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> 6 </Td> <Td_colspan="2"> 24 </Td> <Td_colspan="1"> September 22, 2010 (2010 - 09 - 22) </Td> <Td> May 18, 2011 (2011 - 05 - 18) </Td> <Td> 10 </Td> <Td> 8.7 </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> 7 </Td> <Td_colspan="2"> 24 </Td> <Td_colspan="1"> September 21, 2011 (2011 - 09 - 21) </Td> <Td> May 16, 2012 (2012 - 05 - 16) </Td> <Td> 13 </Td> <Td> 8.6 </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> 8 </Td> <Td_colspan="2"> 24 </Td> <Td_colspan="1"> September 26, 2012 (2012 - 09 - 26) </Td> <Td> May 22, 2013 (2013 - 05 - 22) </Td> <Td> 16 </Td> <Td> 8.0 </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> 9 </Td> <Td_colspan="2"> 24 </Td> <Td_colspan="1"> September 25, 2013 (2013 - 09 - 25) </Td> <Td> May 14, 2014 (2014 - 05 - 14) </Td> <Td> 13 </Td> <Td> 8.2 </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> 10 </Td> <Td_colspan="2"> 23 </Td> <Td_colspan="1"> October 1, 2014 (2014 - 10 - 01) </Td> <Td> May 6, 2015 (2015 - 05 - 06) </Td> <Td> 8 </Td> <Td> 9.0 </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> 11 </Td> <Td_colspan="2"> 22 </Td> <Td_colspan="1"> September 30, 2015 (2015 - 09 - 30) </Td> <Td> May 4, 2016 (2016 - 05 - 04) </Td> <Td> 13 </Td> <Td> 7.8 </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> 12 </Td> <Td_colspan="2"> 22 </Td> <Td_colspan="1"> September 28, 2016 (2016 - 09 - 28) </Td> <Td> May 10, 2017 (2017 - 05 - 10) </Td> <Td> 17 </Td> <Td> 6.9 </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> 13 </Td> <Td_colspan="2"> 22 </Td> <Td_colspan="1"> September 27, 2017 (2017 - 09 - 27) </Td> <Td> April 18, 2018 (2018 - 04 - 18) </Td> <Td> TBA </Td> <Td> TBA </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Season </Th> <Th_colspan="2"> Episodes </Th> <Th_colspan="2"> Originally aired </Th> <Th_colspan="2"> Nielsen ratings </Th> </Tr>

When does this season of criminal minds end