John David O'Brien (1928-1980) (1928–1980) Parents Mary Alice Grey Sir David Edmond O'Brien, 6th Bt. Children James Patrick O'Brien Melanie Frances Ann O'Brien Doon Veronica O'Brien Sir Timothy John O'Brien, 7th Bt. Siblings Audrey Mary O'Brien Gerald Patrick O'Brien Partners Sheila Winifred Freake