Elaine Esposito
Elaine Esposito ( December 3 , 1934 – November 25 , 1978 ) held the record for the longest period of time in a coma according to "Guinness World Records" , having lost consciousness in 1941 and eventually dying in that condition more than 37 years later . 
<triplet> Elaine Esposito <subj> December 3, 1934 <obj> date of birth <subj> November 25, 1978 <obj> date of death