Do you know the name of John's wife?His birth or death dates?
I have a John, or Jean-Baptiste, Berard.Son of Gregoire Berard and second wife Julia Loiselle.Born 17 June 1850 in Quebec Cananda.Died 5 Sept 1928 in Massachusetts, buried in St. Joseph's Cemetery, Chelmsford, MA.On 3 July 1871 he married Marie Celeste Brousseauin Lowell, MA.She was born March 1852 in Canada and died Oct 1952, buried in St. Joseph's Cemetery, Chelmsford.
Childre of John and Celeste are:
John-Baptiste b. 1872- married Ethel Dorey (they had a son John Omer Berard b. 1897) Henry b. 1875- married Evelina Brule Georgianna b. 1879
Is one of those the John/Jean Berard you are looking for?I have a few more John Berards, but these look like the best fit with the information you gave.I do have more on these families and am interested in exchanging information.