Think I've found the form you are looking at and this is the Guide reference. Hope this helps. http://www.cic.gc.ca/english/information/applications/guides/5256ETOC.asp#5256E4
"Write full name, relationship, date of birth, marital status (married, single, widowed, common-law, divorced, separated, annulled marriage), present address and occupation (job), and whether they will come with you to Canada by checking ‘‘Yes’’ or ‘‘No’’.
If a person is deceased, indicate this under ‘‘Present address’’, and write the city and the date they died. "