The person's age was 81 .  Iris are the labels in which this person sings . 0 is the number of kids that the person has . This person is singing in the genres jam band  . Musician, Printer, Singer-Songwriter, Educator are the person's occupation . John Robert Gregg is related to Sarah Hudson (cousin) . johndenver.com is John Robert Gregg's website . September 18, 1981 is when John Robert Gregg was born . United States Naval Academy Cemetery is the resting place of the person . The person won Daniel Guggenheim Medal (1966) . The doctoral students of John Robert Gregg are Leonid Brekhovskikh . John Robert Gregg was wedded to André-Louis Auzière , ( m. 1974;  div. 2006) , Emmanuel Macron  ,  ( m. 2007) . The person worked at King's College London institutions . On September 7,1997 a person named John Robert Gregg died . The charges against this person are drug trafficking . This person is resided at Chennai
John Robert Gregg sings in the genre jam band 