<Table> <Tr> <Th_colspan="2"> Jennifer Jareau </Th> </Tr> <Tr> <Td_colspan="2"> Criminal Minds character </Td> </Tr> <Tr> <Td_colspan="2"> A.J. Cook as Jennifer Jareau </Td> </Tr> <Tr> <Th> First appearance </Th> <Td> "Compulsion" 1x02, September 28, 2005 </Td> </Tr> <Tr> <Th> Created by </Th> <Td> Jeff Davis </Td> </Tr> <Tr> <Th> Portrayed by </Th> <Td> A.J. Cook </Td> </Tr> <Tr> <Th_colspan="2"> Information </Th> </Tr> <Tr> <Th> Nickname (s) </Th> <Td> JJ, Jen (By Spencer Reid) </Td> </Tr> <Tr> <Th> Occupation </Th> <Td> FBI Special Agent Conditional Unit Chief (formerly) Communications Liaison (formerly) </Td> </Tr> <Tr> <Th> Title </Th> <Td> FBI BAU Supervisory Special Agent </Td> </Tr> <Tr> <Th> Family </Th> <Td> Rosaline Jareau (sister, deceased) Unnamed niece Sandy Jareau (mother) Unnamed sibling </Td> </Tr> <Tr> <Th> Significant other (s) </Th> <Td> William LaMontagne (Husband) </Td> </Tr> <Tr> <Th> Children </Th> <Td> Henry Jareau LaMontagne Michael Jareau LaMontagne </Td> </Tr> <Tr> <Th> Seasons </Th> <Td> 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13 </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Jennifer Jareau </Th> </Tr>

Who is jj married to on criminal minds