Looking for Barratt Barrett Lyons

My grandfather henry barratt married a miss lyons inengland 4 june 1906 had 3 children I think called ruby vera and stanly He left them and came to new zealand and married my fathers mother and was later sent to prison for bigamy I believe he was born 1880 in stepny I would love to meet any desendants of those childrenCould be from plistow near london